ZH
RU
ES

The hardness of sodium sulfate

The hardness of sodium sulfate, Total:500 items.

In the international standard classification, The hardness of sodium sulfate involves: Inorganic chemicals, Non-metalliferous minerals, Photography, Analytical chemistry, Water quality, Vocabularies, Products of the chemical industry, Rubber, Road vehicle systems, Organic chemicals, Spices and condiments. Food additives, Construction materials, Fertilizers, Leather technology, Non-ferrous metals, Cereals, pulses and derived products, Surface treatment and coating, Testing of metals, Rubber and plastics products, Ferroalloys, Pharmaceutics, Air quality, Textile fibres, General methods of tests and analysis for food products.

AR-IRAM, The hardness of sodium sulfate

IRAM 1525-P-1947

International Organization for Standardization (ISO), The hardness of sodium sulfate

ISO 3240:1975 Sodium sulphate for industrial use; Determination of acidity or alkalinity
ISO 5142:1977 Sodium sulphate for industrial use; Determination of sodium sulphate content; Gravimetric method
ISO 743:1976 Sodium carbonate for industrial use; Determination of sulphate content; Barium sulphate gravimetric method
ISO 3235:1975 Sodium sulphate for industrial use; Determination of acid-insoluble matter
ISO 3237:1975 Sodium sulphate for industrial use; Determination of sulphates content; Calculation method and barium sulphate gravimetric method
ISO 3200:1975 Sodium and potassium silicates for industrial use; Determination of sulphates content; Barium sulphate gravimetric method
ISO 982:1976 Sodium hydroxide for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
ISO 2480:1972 Sodium chloride for industrial use; Determination of sulphate content; Barium sulphate gravimetric method
ISO 3239:1975 Sodium sulphate for industrial use; Determination of iron content; 1,10- Phenanthroline photometric method
ISO 1918:1972 Boric acid, boric oxide, disodium tetraborates and crude sodium borates for industrial use; Determination of sulphur compounds; Volumetric method
ISO 1400:1975 Vulcanized rubbers of high hardness (85 to 100 IRHD); Determination of hardness
ISO 1818:1975 Vulcanized rubbers of low hardness (10 to 35 IRHD); Determination of hardness
ISO 3234:1975 Sodium sulphate for industrial use; Determination of loss in mass at 110 degrees C
ISO 48:1979 Vulcanized rubbers; Determination of hardness (Hardness between 30 and 85 IRHD)
ISO 2486:1973 Potassium sulphate for industrial use — Determination of potassium content — Sodium tetraphenylborate volumetric method
ISO 3236:1975 Sodium sulphate for industrial use — Determination of chlorides content — Mercurimetric method
ISO 3241:1975 Sodium sulphate for industrial use; Measurement of pH; Potentiometric method
ISO 2717:1973 Sulphuric acid and oleum for industrial use; Determination of lead content; Dithizone photometric method
ISO 7619-1:2010 Rubber, vulcanized or thermoplastic - Determination of indentation hardness - Part 1: Durometer method (Shore hardness)
ISO 48:1994 Rubber, vulcanized or thermoplastic - Determination of hardness (Hardness between 10 IRHD and 100 IRHD)
ISO 3431:1976 Sodium fluoride primarily used for the production of aluminium; Determination of soluble sulphates content; Turbidimetric method
ISO 2215:1972 Boric acid, boric oxide and Disodium tetraborates for industrial use; Determination of copper content; Zinc dibenzyldithiocarbamate photometric method
ISO 48-4:2018 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 4: Indentation hardness by durometer method (Shore hardness)
ISO 910:1977 Sulphuric acid and oleum for industrial use; Determination of total acidity, and calculation of free sulphur trioxide content of oleum; Titrimetric method
ISO 7619-1:2004 Rubber, vulcanized or thermoplastic - Determination of indentation hardness - Part 1: Durometer method (Shore hardness)
ISO 48:2010 Rubber, vulcanized or thermoplastic - Determination of hardness (hardness between 10 IRHD and 100 IRHD)
ISO 48:1974 Title missing - Legacy paper document
ISO 48:1975 Title missing - Legacy paper document
ISO 2998:1974 Sodium tripolyphosphate and sodium pyrophosphate for industrial use; Determination of orthophosphate content; Photometric method using the reduced molybdophosphate
ISO 2998:1994 Sodium tripolyphosphate and sodium pyrophosphate for industrial use; Determination of orthophosphate content; Photometric method using the reduced molybdophosphate
ISO 48:1994/Amd 1:1999 Rubber, vulcanized or thermoplastic - Determination of hardness (Hardness between 10 IRHD and 100 IRHD); Amendment 1
ISO 2123:1972 Sodium and potassium silicates for industrial use; Determination of dynamic viscosity
ISO 48-3:2018 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 3: Dead-load hardness using the very low rubber hardness (VLRH) scale
ISO 5937:1980 Sodium perborates for industrial use; Determination of degree of attrition
ISO 3424:1975 Sodium perborates for industrial use; Determination of bulk density
ISO 3238:1975 Sodium sulphate for industrial use; Determination of calcium content; EDTA complexometric method
ISO 5143:1977 Sodium carbonate for industrial use; Determination of sulphur compounds content; Method by reduction and titrimetry
ISO 48-5:2018 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 5: Indentation hardness by IRHD pocket meter method
ISO 48:2007/Cor 1:2009 Rubber, vulcanized or thermoplastic - Determination of hardness (hardness between 10 IRHD and 100 IRHD); Technical Corrigendum 1
ISO 2899:1974 Sulphuric acid and oleums for industrial use; Determination of ammoniacal nitrogen content; Spectrophotometric method
ISO 2993:1974 Ammonium sulphate for industrial use; Determination of free acidity; Titrimetric method
ISO 3122:1976 Boric acid, boric oxide, disodium tetraborates, sodium perborates and crude borates for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
ISO 48-2:2018 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 2: Hardness between 10 IRHD and 100 IRHD
ISO 1692:1976 Sodium and potassium silicates for industrial use; Determination of total alkalinity; Titrimetric method
ISO/R 852:1968 Sodium tripolyphosphate and sodium pyrophosphate for industrial use; Determination of iron content; 2,2'- Bipyridyl spectrophotometric method
ISO 5934:1980 Crude sodium borates for industrial use; Determination of alkali-soluble copper and manganese contents; Zinc bis(dibenzyldithiocarbamate) and formaldehyde oxime photometric methods
ISO 5933:1980 Boric acid, boric oxide, disodium tetraborates and crude sodium borates for industrial use; determination of total nickel content of boric acid, boric oxide and disodium tetraborates and the alkali-soluble nickel content of crude sodium borates; furil alp
ISO/R 915:1968 Sulphuric acid and oleum for industrial use — Determination of iron content — 2,2'- Bipyridyl spectrophotometric method
ISO 48-9:2018 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 9: Calibration and verification of hardness testers
ISO 48-7:2018 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 7: Apparent hardness of rubber-covered rollers by Shore-type durometer method
ISO 3704:1976 Sulphur for industrial use; Determination of acidity; Titrimetric method
ISO 5442:1980 Sodium hexafluorosilicate for industrial use; Determination of sulphur compounds content; Iodometric method after reduction
ISO 5792:1978 Sulphuric acid for industrial use; Determination of arsenic content; Silver diethyldithiocarbamate photometric method
ISO 5992:1979 Sodium hydroxide for industrial use; Determination of mercury content; Dithizone photometric method

Association Francaise de Normalisation, The hardness of sodium sulfate

NF T20-457:1976 Sodium sulphate for industrial use. Determination of acidity or alkalinity.
NF T20-459:1980 Sodium sulphate for industrial use. Determination of sodium sulphate content. Gravimetric method.
NF T20-417:1975 Sodium carbonate for industrial use. Determination of sulphate content. Barium sulphate gravimetric method.
NF T20-454:1976 Sodium sulphate for industrial use. Determination of sulphate content. Calculation method and barium sulphate gravimetric method.
NF T20-527:1980 Sodium and potassium silicates for industrial use. Determination of sulphates content. Barium sulphate gravimetric method.
NF T20-405:1982 Sodium chloride for industrial use. Determination of sulphate content. Barium sulphate gravimetric method.
NF T20-452:1976 Sodium sulphate for industrial use. Determination of acid-insoluble matter.
NF T20-429:1976 Sodium hydroxyde for industrial use. Determination of sulphate content. Barium sulphate gravimetric method.
NF T94-449*NF EN 16399:2014 Chemicals used for treatment of swimming pool water - Sodium thiosulfate
NF U42-178*NF EN 15960:2012 Fertilizers - Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfates
NF U42-179:2012 Fertilizers - Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfates.
NF EN 15961:2017 Engrais - Extraction des formes solubles dans l'eau du calcium, du magnésium, du sodium et du soufre sous forme de sulfate
NF T20-460:1980 Sodium sulphate for industrial use. Determination of calcium content flame atomic absorption spectrometric method.
NF T20-456:1976 Sodium sulphate for industrial use. Determination of iron content. 1,10 phenanthroline photometric method.
NF T46-028:1976 Vulcanized rubbers of low hardness (10 to 35 irhd). Determination of hardness.
NF T46-029:1976 Vulcanized rubbers of high hardness (85 to 100 irhd). Determination of hardness.
NF T20-451:1976 Sodium sulphate for industrial use . Determination of loss in mass at 110 degrees C.
NF EN 15960:2012 Engrais - Extraction du calcium total, du magnésium total, du sodium total et du soufre total présent sous forme de sulfate
NF EN 12125:2022 Produits chimiques utilisés pour le traitement de l'eau destinée à la consommation humaine - Thiosulfate de sodium
NF T94-445*NF EN 16038:2012 Chemicals used for treatment of water for swimming pools - Sodium hydrogen sulfate.
NF G52-218:1982 Chemical analysis of leather. Determination of sodium sulphate content.
NF T20-458:1976 Sodium sulphate for industrial use. Measurement of ph. Potentiometric method.
NF T46-003-4*NF ISO 48-4:2018 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 4 : indentation hardness by durometer method (Shore hardness)
NF EN 16037:2012 Produits chimiques utilisés pour le traitement de l'eau destinée à la consommation humaine - Hydrogénosulfate de sodium
NF EN 16381:2014 Produits chimiques utilisés pour le traitement de l'eau des piscines - Péroxodisulfate de sodium
NF T20-291:1982 Sulphuric acid and oleum for industrial use. Determination of total acidity, and calculation of free sulphur trioxide content of oleum. Titrimetric method.
NF T46-003:1973 International hardness of vulcanized rubbers (30-94 IRHD).
NF V03-722:1990 {durum}. Identification of variety by electrophoresis of proteins in polyacrylamide gel containing sodium docecylsulfate.
NF T94-447*NF EN 16381:2014 Chemicals used for treatment of swimming pool water - Sodium peroxodisulfate
NF T20-453:1976 Sodium sulphate for industrial use. Determination of chlorides content. Mercurimetric method.
NF T94-204*NF EN 12120:2022 Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfite
NF T94-214*NF EN 12121:2022 Chemicals used for treatment of water intended for human consumption - Sodium disulfite
NF EN 12120:2022 Produits chimiques utilisés pour le traitement de l'eau destinée à la consommation humaine - Hydrogénosulfite de sodium
NF T46-052-1:2010 Rubber, vulcanized or thermoplastic - Determination of indentation hardness - Part 1 : durometer method (Shore hardness).
NF T20-455:1976 Sodium sulphate for industrial use. Determination of calcium content. Edta complexometric method.
NF T46-003-5*NF ISO 48-5:2018 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 5 : indentation hardness by IRHD pocket meter method
NF EN 12926:2015 Produits chimiques utilisés pour le traitement de l'eau destinée à la consommation humaine - Peroxodisulfate de sodium
NF EN 12121:2022 Produits chimiques utilisés pour le traitement de l'eau destinée à la consommation humaine - Bisulfite de sodium
NF ISO 48-3:2018 Caoutchouc vulcanisé ou thermoplastique - Détermination de la dureté - Partie 3 : dureté sous charge constante au moyen de l'échelle de très faible dureté (VLRH)
NF T20-297:1971 Chemical analysis of sulphuric acid and oleum. Determination of ammoniacal nitrogen. Spectrophotometric method.
NF T46-003-3*NF ISO 48-3:2018 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 3 : dead-load hardness using the very low rubber hardness (VLRH) scale
NF T20-485:1973 Sodium tripolyphosphate and pyrophosphate for industrial use. Granulometric analysis by mechanical sieving.
NF T20-483:1973 SODIUM TRIPOLYPHOSPHATE AND PYROPHOSPHATE ; DETERMINATION OF IRONCONTENT ; 2,2'-BIPYRIDYL SPECTROPHOTOMETRIC METHOD.
NF T46-025:1981 Rubber. Determination of stiffness of vulcanized rubber (cehemann test).
NF T20-367:1978 Potassium sulphate for industrial or agricultural use. Determination of potassium content.sodium tetraphenylborate volumetric method.
NF EN 12124:2022 Produits chimiques utilisés pour le traitement de l'eau destinée à la consommation humaine - Sulfite de sodium
NF ISO 48-9:2018 Caoutchouc vulcanisé ou thermoplastique - Détermination de la dureté - Partie 9 : étalonnage et vérification des duromètres
NF ISO 48-5:2018 Caoutchouc vulcanisé ou thermoplastique - Détermination de la dureté - Partie 5 : dureté par pénétration par la méthode au duromètre de poche étalonné en DIDC
NF T46-003:2010 Rubber, vulcanized or thermoplastic - Determination of hardness (hardness between 10 IRHD and 100 IRHD).
NF T20-444:1976 Sodium hydrogen carbonate for industrial use. Determination of moisture. Gravimetric method.
NF ISO 48-7:2018 Caoutchouc vulcanisé ou thermoplastique - Détermination de la dureté - Partie 7 : dureté apparente des cylindres revêtus de caoutchouc par la méthode au duromètre type Shore
NF T46-003-9*NF ISO 48-9:2018 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 9 : calibration and verification of hardness testers
NF T20-363:1978 Potassium sulphate for industrial or agricultural use. Determination of acidity to methyl orange.
NF T46-003-7*NF ISO 48-7:2018 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 7 : apparent hardness of rubber-covered rollers by Shore-type durometer method
NF T20-253:1968 Chemical analysis of hydrochloric, nitric and sulphuric acids. Spectrophotometric determination of iron.
NF T46-003-2*NF ISO 48-2:2018 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 2 : hardness between 10 IRHD and 100 IRHD

BE-NBN, The hardness of sodium sulfate

NBN T 03-177-1980 Sodium sulphate for industrial use - Determination of acidity of alkalinity
NBN T 03-179-1980 Sodium sulphate for industrial use - Determination of sodium sulphate content - Gravimetrie method
NBN T 03-241-1980 Sodium and potassium silicates for industrial use - Determination of sulphates content - Barium sulphate gravimetrie method
NBN T 03-110-1979 Sodium carbonate for industrial use - Determination of sulphate content - Barium sulphate gravimetrie method
NBN T 03-162-1980 Sodium chloride for industrial use - Determination of sulphate content - Barium sulphate gravimetrie method
NBN T 03-174-1980 Sodium sulphate for industrial use - Determination of sulphates content - Calculation method and barium sulphate gravimetric method
NBN T 03-171-1980 Sodium sulphate for industrial use - Determination of loss in mass at 110 °C
NBN T 03-124-1980 Sodium hydroxide for industrial use - Determination of sulphate content - Barium sulphate gravimetrie method
NBN T 03-172-1980 Sodium sulphate for industrial use - Determination of acid-insoluble matter
NBN T 03-017-1979
NBN T 03-173-1980 Sodium sulphate for industrial use - Determination of ohlorides content -Mercurimetric method
NBN T 03-176-1980 Sodium sulphate for industrial use - Determination of iron content -1,10-Phenanthroline photometric method
NBN T 03-178-1980 Sodium sulphate for industrial use - Measurement of pH - Potentiometric method
NBN T 31-001-1976 Vulcanized rubbers - Determination of hardness (hardness between 30 and 85 I.R.H.D.)
NBN T 03-347-1981 Boric acid, boric oxide and disodiumtetraboratas for industrial
NBN T 03-022-1979 Sulphuric acid and oleum for industrial use - Determination of lead content - Dithizone photometric method
NBN T 03-175-1980 Sodium sulphate for industrial use - Determination of calcium content -EDTA complexometric method
NBN T 03-208-1980 Potassium sulphate for industrial use - Determination of potassium content - Sodium tetraphenylborate volumetric method
NBN T 03-361-1981 Sodium perborates for industrial use - Determination of bulk density
NBN B 15-256-1975
NBN T 03-239-1980 Sodium and potassium silicates for industrial use - Determination of dynamic viscosity
NBN T 03-296-1980 Sodium tripolyphosphate and sodium pyrophosphate for industrial use - Determination of orthophosphate content - Photometric method using the reduced molybdophosphate
NBN T 03-357-1981 Boric acid, boric oxide, disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of iron content - 2,21-Bipyridyl photometric method
NBN T 03-114-1979 Sodium carbonate for industrial use - Determination of sulphur compounds content - Method by reduction and titrimetry
NBN T 03-024-1979 Sulphuric acid and oleum for industrial use - Determination of ammoniacal nitrogen content - Spectrophotometric method
NBN T 03-293-1980 Sodium tripolyphosphate and sodium pyrophosphate for industrial use - Determination of iron content - 2,2'-Bipyridyl spectro-photometric method

PT-IPQ, The hardness of sodium sulfate

Taiwan Provincial Standard of the People's Republic of China, The hardness of sodium sulfate

CNS 1167-1995 Method of Test for Soundness of Aggregate by Use of Sodium Sulfate or magnesium Sulfate
CNS 14794-2003 Method of test for length change of hydraulic-cement mortars exposed to a sulfate solution

未注明发布机构, The hardness of sodium sulfate

BS ISO 10636:1994(2000) Photography — Processingchemicals — Specifications for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate
BS 4427-5:1974(2011) Methods of test for Sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use — Part 5 : Determination of particle size distribution
BS 6092-12:1981(2011) Methods of Sampling and test for sodium and potassium silicates for industrial use — Part 12 : Limit test for sulphate content of sodium metasilicate
BS 753:1987(2007) Schedule for Density - composition tables for aqueous solutions of sulphuric acid

RO-ASRO, The hardness of sodium sulfate

STAS SR 13371-1997 Sodium chloride. Determination of total iodine. Titrimetric Method with sodium thiosulfate
STAS SR ISO 2480:1995 Sodium chloride for industrial use. Determination of sulphate content. Barium sulphate gravimetric method
STAS SR 8719-2001 Sulphate bleached pulp from hardwood
STAS 2221/2-1980 ANHYDROUS SODIUM SOLFITE FOR PHOTOGRAPHIC AND CINEMA USE
STAS 5441/3-1975 VULCAN IZED RUBBERS Determination cf hardness of vulcanizcd rubbers cf high hardness
STAS 8934/12-1979 SALT (SODIUM CHLORIDE) Determination of suphate ions content
STAS SR 13365-1996 Sodium chloride. Determination of arsenic. Silver Diethyldithiocarbamate Photometric Method
STAS 3018-1973 MILD STEEL VESSELS FOR SULPHURIC ACID AND SODIUM HYDROXIDE SOLUTIONS NP 6
STAS 11194-1979 AIR PURITY Determinat ion of sulphuric acid

Korean Agency for Technology and Standards (KATS), The hardness of sodium sulfate

KS M ISO 10636:2019 Photography — Processing chemicals — Specifications for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate
KS M ISO 2480:2012 Sodium chloride for industrial use-Determination of sulphate content-Barium sulphate gravimetric method
KS M ISO 2480-2017(2022) Sodium chloride for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
KS M ISO 2480:2017 Sodium chloride for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
KS M 8450-2012(2018) Highly purified sulfuric acid
KS F 2507-2007(2017) Method of test for soundness of aggregates by use of sodium sulfate
KS M ISO 418:2019 Photography — Processing chemicals — Specifications for anhydrous sodium sulfite
KS M ISO 3431:2003 Sodium fluoride primarily used for the production of aluminium－Determination of soluble sulphates content－Turbidimetric method
KS M ISO 910-2004(2019) Sulphuric acid and oleum for industrial use－Determination of total acidity, and calculation of free sulphur trioxide content of oleum－Titrimetric method
KS M ISO 3627:2019 Photography — Processing chemicals —Specifications for anhydrous sodium metabisulfite
KS M ISO 7619-1:2011 Rubber, vulcanized or thermoplastic-Determination of indentation hardness-Part 1:Durometer method(Shore hardness)
KS M ISO 7619-1:2016 Rubber, vulcanized or thermoplastic－Determination of indentation hardness－Part 1：Durometer method(Shore hardness)
KS M ISO 3431:2018 Sodium fluoride primarily used for the production of aluminium — Determination of soluble sulphates content — Turbidimetric method
KS M ISO 910:2004 Sulphuric acid and oleum for industrial use-Determination of total acidity, and calculation of free sulphur trioxide content of oleum-Titrimetric method
KS M ISO 7619-1-2016(2021) Rubber, vulcanized or thermoplastic－Determination of indentation hardness－Part 1：Durometer method(Shore hardness)
KS M ISO 2993:2002 Ammonium sulphate for industrial use－Determination of free acidity－Titrimetric method
KS M ISO 2993:2017 Ammonium sulphate for industrial use — Determination of free acidity — Titrimetric method
KS M ISO 2993-2017(2022) Ammonium sulphate for industrial use — Determination of free acidity — Titrimetric method
KS M ISO 3704-2002(2012) Sulfur for industrial use－Determination of acidity－Titrimetric method
KS M ISO 1692:2012 Sodium and potassium silicates for industrial use-Determination of total alkalinity-Titrimetric method
KS M ISO 1692:2017 Sodium and potassium silicates for industrial use — Determination of total alkalinity — Titrimetric method
KS M ISO 1692-2017(2022) Sodium and potassium silicates for industrial use — Determination of total alkalinity — Titrimetric method
KS M ISO 5934:2010 Crude sodium borates for industrial use－Determination of alkali-soluble copper and manganese contents－Zinc bis(dibenzyldithiocarbamate) and formaldehyde oxime photometric methods
KS M ISO 5934:2006 Crude sodium borates for industrial use－Determination of alkali-soluble copper and manganese contents－Zinc bis(dibenzyldithiocarbamate) and formaldehyde oxime photometric methods
KS K 0445-2022 Test method for colour fastness to bleaching with sodium chlorite
KS K 0728-2022 Test method for colour fastness to bleaching with sodium percarbonate
KS K 0445-2016(2021) Test method for colour fastness to bleaching with sodium chlorite
KS M ISO 2762:2002 Hydrochloric acid for industrial use－Determination of soluble sulphates－Turbidimetric method
KS M ISO 2762-2017(2022) Hydrochloric acid for industrial use — Determination of soluble sulphates — Turbidimetric method
KS M ISO 2762:2017 Hydrochloric acid for industrial use — Determination of soluble sulphates — Turbidimetric method
KS M ISO 3704:2002 Sulfur for industrial use-Determination of acidity-Titrimetric method
KS M ISO 3704:2013 Sulfur for industrial use－Determination of acidity－Titrimetric method

KR-KS, The hardness of sodium sulfate

KS M ISO 10636-2019 Photography — Processing chemicals — Specifications for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate
KS M ISO 2480-2017 Sodium chloride for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
KS M ISO 3431-2018(2023) Sodium fluoride primarily used for the production of aluminium — Determination of soluble sulphates content — Turbidimetric method
KS M ISO 418-2019 Photography — Processing chemicals — Specifications for anhydrous sodium sulfite
KS F 2507-2022 Test method for soundness of aggregates by use of sodium sulfate
KS M ISO 3627-2019 Photography — Processing chemicals —Specifications for anhydrous sodium metabisulfite
KS M ISO 3431-2018 Sodium fluoride primarily used for the production of aluminium — Determination of soluble sulphates content — Turbidimetric method
KS M ISO 7619-1-2016 Rubber, vulcanized or thermoplastic－Determination of indentation hardness－Part 1：Durometer method(Shore hardness)
KS M ISO 5934-2006 Crude sodium borates for industrial use－Determination of alkali-soluble copper and manganese contents－Zinc bis(dibenzyldithiocarbamate) and formaldehyde oxime photometric methods
KS M ISO 2762-2017 Hydrochloric acid for industrial use — Determination of soluble sulphates — Turbidimetric method
KS M ISO 5440-2017 Sodium hexafluorosilicate for industrial use — Determination of phosphate content — Molybdovanadate spectrophotometric method

(U.S.) Ford Automotive Standards, The hardness of sodium sulfate

FORD M98B46-A-1990 SODIUM BISULFITE (ANHYDROUS)

CZ-CSN, The hardness of sodium sulfate

CSN 65 3119-1956
CSN 66 8102 Cast.15-1989 Smokeless powders. Methods of testing. Determination of sodium sulphate and potassium sulphate
CSN 65 2465-1981 Sodium Chloride (Salt) Methode of Sulfáte Content Determination
CSN 46 1021-1998 Testing of cereals - Determination of sedimentation value (SDS test)
CSN 80 0170-1970 Colour fastness to washing in the presence of sodium perborate
CSN 80 0169-1970 Colour fastness to washing in the presence of sodium hypochlorite
CSN ST SEV 1754-1979

Indonesia Standards, The hardness of sodium sulfate

SNI 06-4987-1999 Method for production of standard sodium thiosulphate 0.1 N solutions and method for standardization
SNI 06-4999-1999 Determination of hardness of vulcanized rubber by shore durometer
SNI 3407-2008 Testing methods for agregat durability characteristics using sodium sulphate and magnesium sulphate solution

HU-MSZT, The hardness of sodium sulfate

PK-PSQCA, The hardness of sodium sulfate

PS 283-1963 METHOD OF TEST FOR SOUNDNESS OF AGGREGATES BY USE OF SODIUM SULPHATE OR MAGNESIUM SULPHATE

AENOR, The hardness of sodium sulfate

UNE 34233:1984 SODIUM CHLORIDE. DETERMINATION OF SULPHATE CONTENT. BARIUM SULPHATE GRAVIMETRIC METHOD.
UNE 30175:1962 ANALYSIS REAGENTS. ACID SULPHATE OF MELTED SODIUM.
UNE 55504-3:1981 SURFACE ACTIVE AGENTS. ANALYSIS OF TECHNICAL SODIUM SEC-ALKYLSULPHATES. DETERMINATION OF THE SODIUM SEC-ALKYLSULPHATES CONTENT
UNE-EN 12125:2013 Chemicals used for treatment of water intended for human consumption - Sodium thiosulfate
UNE 55511-4:1981 SURFACE ACTIVE AGENTS. ANALYSIS OF TECHNICAL SODIUM PRIM-ALKYLSULFATES. DETERMINATION OF THE CONTENT OF SODIUM CHLORIDE
UNE-EN 16381:2014 Chemicals used for treatment of swimming pool water - Sodium peroxodisulfate
UNE-EN 12124:2013 Chemicals used for treatment of water intended for human consumption - Sodium sulfite
UNE-EN 16037:2013 Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfate
UNE 55512-4:1982 SURFACE ACTIVE AGENTS. TECHNICAL SODIUM ALKYLARYL-SULPHONATES (EXCLUDING BENZENE DERIVATIVES). DETERMINATION OF THE CONTENT OF THE SODIUM SULPHITE
UNE-EN 12120:2013 Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfite
UNE 55511-1:1981 SURFACE ACTIVE AGENTS. ANALYSIS OF TECHNICAL SODIUM PRIM-ALKYLSULFATES. SCOPE
UNE-EN 12121:2013 Chemicals used for treatment of water intended for human consumption - Sodium disulfite
UNE-ISO 7619-1:2011 Rubber, vulcanized or thermoplastic -- Determination of indentation hardness -- Part 1: Durometer method (Shore hardness)
UNE 34903:2014 Cereals and cereal products. Determination of triticum durum quality using a sedimentation test method in a sodium dodecyl sulphate (SDS) solution.
UNE-EN 12926:2015 Chemicals used for treatment of water intended for human consumption - Sodium peroxodisulfate
UNE 55609:1981 SURFACE ACTIVE AGENTS. SODIUM HYDROXIDE FOR USE AS RAW-MATERIAL IN DETERGENT FORMULATIONS. DETERMINATION OF SULPHATE CONTENT. BARIUM SULPHATE GRAVIMETRIC METHOD
UNE 55504-1:1981 SURFACE ACTIVE AGENTS. ANALYSIS OF TECHNICAL SODIUM SEC-ALKYSULPHATES. SCOPE
UNE-ISO 48:2008 Rubber, vulcanized or thermoplastic -- Determination of hardness (hardness between 10 IRHD and 100 IRHD)
UNE 30028:1954 DENSITY AND COMPOSITION OF PURE AQUEOUS SOLUTIONS OF SULPHURIC ACID.

PL-PKN, The hardness of sodium sulfate

PN C84002-11-1988 Sodium hydroxide technical Determination of sodium sulphate content
PN Z04056-02-1991 Air purity protection Tests for sulfuric acid and sulfur trioxide content Determination of sulfuric acid and sulfur trioxide in work places by turbidimetric method
PN P04922-1989 Textiles Test for colour fastness to carbonizing of sulfuric acid
PN Z04068-02-1985 Air purity protection Tests for dimethyl sulphate Determination. of dimethyl sulphate in work places by turbidimetric method

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, The hardness of sodium sulfate

GB/T 13905-1992 Water quality.Determination of TNT.Sodium sulfite spectrophotometry
GB/T 13248-1991 Vulcanized rubber--Determination of manganese content--Sodium periodate photometric methods
GB/T 13530.2-1992 Sodium ethoxylated alkyl sulfate--Determination of unsulfated matter content
GB/T 3514-1992 Rubber,Vulcanized-dtermination of free sulphur content Sodium sulphite method
GB/T 7474-1987 Water quality--Determination of copper--Sodium diethyldithiocarbamate spectrophotometric method
GB 7474-1987 Water Quality Determination of Copper Sodium Diethyldithiocarbamate Spectrophotometric Method
GB/T 11213.5-1989 Sodium hydroxide for chemical fiber use--Determination of sulphate mass fraction--Barium sulphate gravimetric method
GB/T 11213.5-2006 Sodium hydroxide for chemical fiber use.Determination of sulphate content
GB/T 8158.5-1987 Methods for chemical analysis of sodium fluoride--The turbidimetric method for the determination of soluble sulphates content
GB/T 11198.15-1989 Sulphuric acid for industrial use--Determination of colourity
GB/T 9984.1-1988 The measurement of whiteness for industrial sodium tripolyphosphate(including foodstuffs)
GB/T 9984.1-2004 The measurement of whiteness for industrial sodium tripolyphosphate
GB/T 13530.1-1992 Sodium ethoxylated alkyl sulfate--Determination of total active matter content
GB/T 11198.14-1989 Sulphuric acid for industrial use--Determination of transparency
GB/T 13530.3-1992 Sodium ethoxylated alkyl sulfate--Determination of the mean relative molecular mass
GB/T 14454.13-1993 Aromatics. Determination of carbonyl compounds content. Neutral sodium sulfite method
GB/T 9984.8-1988 Determination of particle size for industrial use--Sodium tripotyphosphate
GB/T 9984.8-2004 Sodium tripolyphosphate for industrial use-Determination of particle size
GB/T 13689-1992 Industrial circuating cooling water--Determination of copper--Sodium diethyldithiocabamate spectrophotometric method
GB/T 39693.7-2022 Rubber,vulcanized or thermoplastic—Determination of hardness—Part 7:Apparent hardness of rubber-covered rollers by Shore-type durometer method
GB/T 11198.7-1989 Sulphuric acid for industrial use--Determination of lead content--Dithizone photometric method
GB/T 11198.9-1989 Sulphuric acid for industrial use--Determination of mercury content--Dithizone photometric method
GB/T 16033-1995 Workplace air--Determination of hydrogen cyanide and cyanides--Sodium isonicotinate-sodium barbiturate spectrophotometric method
GB/T 39693.8-2022 Rubber,vulcanized or thermoplastic—Determination of hardness—Part 8:Apparent hardness of rubber-covered rollers by Pusey and Jones method
GB/T 11213.6-1989 Sodium hydroxide for chemical fiber use--Determination of sulphate mass fraction--Turbidimetric method
GB/T 11198.5-1989 Sulphuric acid for industrial use--Determination of arsenic content--Silver diethyldithiocarbamate photometric method
GB/T 14679-1993 Air quality. Determination of Ammonia. Sodium salicylate-sodium hypochlorite spectrophotometric method

Professional Standard - Environmental Protection, The hardness of sodium sulfate

HJ 598-2011 Water quality-Determination of TNT -Sodium sulfite spectrophotometric method
HJ 485-2009 Water quality.Determination of copper.Sodium diethyldithiocabamate spectrophometric method
HJ 599-2011 Water quality-Determination of TNT N-cetyl pridinium chloride -sodium sulfite spectrophotometric method
HJ 534-2009 Ambient air.Determination of ammonia.Sodium hypochlorite.salicylic acid spectrophotometry

The American Road & Transportation Builders Association, The hardness of sodium sulfate

AASHTO T 104-1999 Standard Method of Test for Soundness of Aggregate by Use of Sodium Sulfate or Magnesium Sulfate
AASHTO T 104-1999(R2007) Standard Method of Test for Soundness of Aggregate by Use of Sodium Sulfate or Magnesium Sulfate
AASHTO T104-1999 Standard Method of Test for Soundness of Aggregate by Use of Sodium Sulfate or Magnesium Sulfate Twentieth Edition

IT-UNI, The hardness of sodium sulfate

UNI 6491-1969
UNI 6490-1969
UNI 7495-1975 Chemical analysis of ferroalloys. Determination of chromium in ferrochromium. Method by disgregation with sodium peroxyde and titration with ammonium iron (ii) sulfate.
UNI 7318-1974

Professional Standard - Non-ferrous Metal, The hardness of sodium sulfate

YS/T 226.15-1994 Determination of selenium content in selenium (sodium thiosulfate volumetric method)
YS/T 535.5-2006 Method for chemical analysis of sodium fluoride - Determination of soluble sulfate content by nephelometric method
YS/T 252.4-2007 Methods for chemical analysis of nickel matte.Determination of copper content.Sodium thiosulphate titrimetric method
YS/T 230.5-1994 High pure indium--Determination of sulphur content
YS/T 226.12-2009 Methods for chemical analysis of selenium.Part 12:Determination of selenium content.Sodium thiosulphate titrimetric method
YS/T 535.5-2009 Chemical analysis methods of sodium fluoride.Part 5:Determination of soluble sulphates content.Turbidimetric method
YS/T 475.4-2005 Methods for chemical analysis of cast bearing metals-Determination of copper content-Hyposulphite titrimetric method
YS/T 716.1-2009 Methods for chemical analysis of low grade blister.Part 1:The determination of copper content.Sodium hyposulfite titration
YS/T 539.9-2009 Methods for chemical analysis of nickel base alloy powder.Part 9:Determination of copper content.Thiosulfate iodimetry
YS/T 807.12-2012 Chemical analysis methods of aluminum hardeners.Part 12:Determination of copper content.Sulfur and sodium titration method

其他未分类, The hardness of sodium sulfate

VN-TCVN, The hardness of sodium sulfate

TCVN 3799-1983 Sodium hydroxide technical.Method of test for sodium sulfate content
TCVN 7713-2007 Cement.Determination of length change of hydraulic cement mortars exposed to a sulfate solution

TR-TSE, The hardness of sodium sulfate

TS 2226-1976 SODIUM AND POTASSIUM SILICATES FOR INDUSTRIAL USE DETERMINATION OF SULPHATES CONTENT BARIUM SULPHATE GRAVIMETRIC METHOD
TS 2875-1977 Vulcanized Rubbers of Low Hardness (10 To 35IRHD) Determination of Hardness
TS 2876-1977 Vulcanized Rubbers Of High Hardness (85 To 100 IRHD) Determination Of Hardness
TS 1809-1975 BORIC ACID, BORIC OXIDE, DISODIUM TETRABORATES AND CRUDE SODIUM BORATES FOR INDUSTRIAL USE — DETERMINATION OF SULPHUR COMPOUNDS — VOLUMETRIC METHOD
TS 3614-1981 SODYUM FLUORIDE PRIMARILY USED FOR THE PRODUCTION OF ALUMINIUM — DETERMINATION OF SOLUBLE SULPHATES CONTENT — TURBITIMETRIC METHOD
TS 2573-1977 Sodium Perborates For Industrial Use Detera?ination Of Bulk Density
TS 2054-1975 SODIUM TRIPOLYPHOSPHATE AND SODIUM PYROPHOSPHATE FOR INDUSTRIAL USE — DETERMIN ATION OF ORTHOPHOSPHATE CONTENT — PHOTOMETRIC METHOD USING THE REDUCED MOLYBDOPHOSPHATE
TS 2078-1975 AMMONIUM SULPHATE FOR INDUSTRIAL USE DETERMINATION OF FREE ACIDITY TITRIMETRIC METHOD
TS 2068-1975 SODIUM TRIPOLYPHOSPHATE AND SODIUM PYROPHOSPHATE FOR INDUSTRIAL USE DETERMINATION OF IRON CONTENT 2,2'-BIPYRIDYL SPECTROPHOTOMETRIC METHOD

ZA-SANS, The hardness of sodium sulfate

SANS 5870:1976 Hardness of vulcanized rubbers of hardness 30-95 IRH degrees
SANS 5870:2008 Hardness of vulcanized rubbers of hardness 30-95 IRH degrees
SANS 10048:2003 Rubber, vulcanized or thermoplastic - Determination of hardness (hardness between 10 IRHD and 100 IRHD)
SANS 7619-1:2009 Rubber, vulcanized or thermoplastic - Determination of indentation hardness Part 1: Durometer method (Shore hardness)
SANS 5839:2002 Soundness of aggregates (magnesium sulfate method)
SANS 1232:1993 The production of sodium bicarbonate injections of various strengths

ES-AENOR, The hardness of sodium sulfate

UNE 7 136
UNE 55-510-1991 Surface active agents. Technical alkane sulfonates. Methods of analysis
UNE 55-665-1984
UNE 84-012-1987
UNE 55-660-1982
UNE 55-807-1991 Surface active agents. Technical alkane sulfonates. Determination of the mean relative molecular mass of the alkane monosulfonates and the alkane monosulfonate content
UNE 30 028

YU-JUS, The hardness of sodium sulfate

JUS H.G8.376-1989 Reagents. Sodium acetate trihvdrate and sodlum acetate anhydrous. Determination of sulphates content. Turbidimetric method
JUS H.G8.461-1991 Reagents. Potassium sulpbate. Determinatlon of sodium conteat. Fleaae emlssiem spectrophotometric metbod
JUS H.G8.414-1991 Reagents. Sodium hydroxi?e. Determination of sulphates content. Turbidimetric method
JUS B.B8.002-1989 Natural stoue. Test for soundness by use of sodium sulfate
JUS H.G8.451-1990 Reagents. Zine sulphate heptahvdrate. Determination of potassium and sodium contents. Flame emission speetrophotometric method
JUS H.B8.177-1979 Sodium fluoride primarily med for the production of aluminium. Determination of soluble sulphates content. Turbidimetric method
JUS H.G8.471-1991 Reagents. Nickel(II) sulphate x-hydrate. Determination of sodium and potassium contents. Flame emission spectrophotometric method
JUS H.G8.027-1981 Reagents. Sulphuric acid. Determination of total acidity. Titrimetric method
JUS H.G8.164-1984 Reagents. Sodium carbonate anhydrous and sodium carbonate decahydrate. Determination of arsenic content. Si Iver diethyldithiocarbamate photometric method
JUS H.Z1.101-1983 Testing of industrial vvaters. Determination of copper content. Spectrophotometricmethod with sodium- -diethyldithiocarbamate
JUS H.B8.019-1981 Sulphuric acid and oleum for industrial u se. Determination ofarsenic content Silver diethyldithiocarba- ma te photometric method
JUS H.G0.003-1989 Reagents. Density-composition tables for aqueous solutions of sulphuric aci?

RU-GOST R, The hardness of sodium sulfate

GOST R 51575-2000 Food common salt with content of iodine. Methods for determination of iodine and sodium thiosulphate
GOST EN 15960-2014 Fertilizers. Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfates
GOST EN 15961-2014 Fertilizers. Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfates

工业和信息化部, The hardness of sodium sulfate

HG/T 6107-2022 Determination method of sodium ions in waste sulfuric acid
YS/T 1084.3-2018 Methods for chemical analysis of crude selenium Part 3: Determination of selenium content Hydroxylamine hydrochloride reduction gravimetric method and sodium thiosulfate titration method

Qinghai Provincial Standard of the People's Republic of China, The hardness of sodium sulfate

DB63/T 1296-2014 Determination of sodium chloride and sulfate content in industrial sodium carbonate by ion chromatography

VE-FONDONORMA, The hardness of sodium sulfate

NORVEN 76-34-1965

AASHTO - American Association of State Highway and Transportation Officials, The hardness of sodium sulfate

T 104-1999 Standard Method of Test for Soundness of Aggregate by Use of Sodium Sulfate or Magnesium Sulfate
T 104-1997 Standard Specification for Soundness of Aggregate by Use of Sodium Sulfate or Magnesium Sulfate (Nineteenth Edition)
T 104-1994 Standard Specification for Soundness of Aggregate by Use of Sodium Sulfate or Magnesium Sulfate (Eighteenth Edition)

Professional Standard - Agriculture, The hardness of sodium sulfate

GB/T 14540.1-1993 Determination method of molybdenum in compound fertilizer Sodium thiocyanate spectrophotometry
NY/T 792-2004 Rapid determination of erucic acid and glucosinolate in rapeseed-Photometry

European Committee for Standardization (CEN), The hardness of sodium sulfate

EN 12926:2015 Chemicals used for treatment of water intended for human consumption - Sodium peroxodisulfate
EN 15960:2011 Fertilizers - Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfates
PD CEN/TS 15960:2009 Fertilizers - Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfates
EN 15961:2011 Fertilizers - Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfates
EN 15961:2017 Fertilizers - Extraction of water-soluble calcium@ magnesium@ sodium and sulfur in the form of sulfates
EN 16037:2012 Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfate
PD CEN/TS 15957:2009 Fertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrate
PD CEN/TS 15961:2009 Fertilizers - Extraction of water soluble calcium, magnesium, sodium and sulfur in the form of sulfates
EN 16038:2012 Chemicals used for treatment of water for swimming pools - Sodium hydrogen sulfate

German Institute for Standardization, The hardness of sodium sulfate

DIN EN 16399:2014-03 Chemicals used for treatment of swimming pool water - Sodium thiosulfate; German version EN 16399:2013
DIN EN 12125:2022 Chemicals used for treatment of water intended for human consumption - Sodium thiosulfate
DIN EN 12125:2020 Chemicals used for treatment of water intended for human consumption - Sodium thiosulfate; German and English version prEN 12125:2020
DIN EN 12125:2022-10 Chemicals used for treatment of water intended for human consumption - Sodium thiosulfate; German version EN 12125:2022 / Note: This standard is part of the DVGW body of rules.
DIN EN 16038:2012-09 Chemicals used for treatment of water for swimming pools - Sodium hydrogen sulfate; German version EN 16038:2012
DIN EN 12124:2020 Chemicals used for treatment of water intended for human consumption - Sodium sulfite; German and English version prEN 12124:2020
DIN EN 12124:2022 Chemicals used for treatment of water intended for human consumption - Sodium sulfite
DIN EN 16381:2014-03 Chemicals used for treatment of swimming pool water - Sodium peroxodisulfate; German version EN 16381:2013
DIN EN 12124:2022-10 Chemicals used for treatment of water intended for human consumption - Sodium sulfite; German version EN 12124:2022 / Note: This standard is part of the DVGW body of rules.
DIN EN 16037:2012-09 Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfate; German version EN 16037:2012
DIN ISO 48:2003 Rubber, vulcanized or thermoplastic - Determination of hardness (hardness between 10 IRHD and 100 IRHD) (ISO 48:1994 + Amd. 1:1999)
DIN EN 15960:2012 Fertilizers - Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfates; German version EN 15960:2011
DIN ISO 48-3:2021-02 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 3: Dead-load hardness using the very low rubber hardness (VLRH) scale (ISO 48-3:2018)
DIN EN 12926:2015-05 Chemicals used for treatment of water intended for human consumption - Sodium peroxodisulfate; German version EN 12926:2015
DIN EN 12120:2023-03 Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfite; German version EN 12120:2022 / Note: This standard is part of the DVGW body of rules.
DIN EN 12121:2023-03 Chemicals used for treatment of water intended for human consumption - Sodium disulfite; German version EN 12121:2022 / Note: This standard is part of the DVGW body of rules.
DIN ISO 7619-1:2012 Rubber, vulcanized or thermoplastic - Determination of indentation hardness - Part 1: Durometer method (Shore hardness) (ISO 7619-1:2010)
DIN ISO 48-2:2021-02 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 2: Hardness between 10 IRHD and 100 IRHD (ISO 48-2:2018)
DIN ISO 48-3:2021 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 3: Dead-load hardness using the very low rubber hardness (VLRH) scale (ISO 48-3:2018)
DIN ISO 48-9:2021-02 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 9: Calibration and verification of hardness testers (ISO 48-9:2018)

American Society for Testing and Materials (ASTM), The hardness of sodium sulfate

ASTM C88-05 Standard Test Method for Soundness of Aggregates by Use of Sodium Sulfate or Magnesium Sulfate
ASTM C88-99a Standard Test Method for Soundness of Aggregates by Use of Sodium Sulfate or Magnesium Sulfate
ASTM C88-76 Standard Test Method for Soundness Of Aggregates By Use Of Sodium Sulfate Or Magnesium Sulfate
ASTM C88/C88M-18 Standard Test Method for Soundness of Aggregates by Use of Sodium Sulfate or Magnesium Sulfate
ASTM C88-13 Standard Test Method for Soundness of Aggregates by Use of Sodium Sulfate or Magnesium Sulfate
ASTM D5240/D5240M-12(2013)e1 Standard Test Method for Evaluation of Durability of Rock for Erosion Control Using Sodium Sulfate or Magnesium Sulfate
ASTM D5240/D5240M-12 Standard Test Method for Evaluation of Durability of Rock for Erosion Control Using Sodium Sulfate or Magnesium Sulfate
ASTM D5240/D5240M-12(2013) Standard Test Method for Evaluation of Durability of Rock for Erosion Control Using Sodium Sulfate or Magnesium Sulfate
ASTM D5240/D5240M-20 Standard Test Method for Evaluation of the Durability of Rock for Erosion Control Using Sodium Sulfate or Magnesium Sulfate
ASTM D4328-84(1993)e1 Standard Practice for Calculation of Supersaturation of Barium Sulfate, Strontium Sulfate, and Calcium Sulfate Dihydrate (Gypsum) in Brackish Water, Seawater, and Brines
ASTM D4328-97 Standard Practice for Calculation of Supersaturation of Barium Sulfate, Strontium Sulfate, and Calcium Sulfate Dihydrate (Gypsum) in Brackish Water, Seawater, and Brines
ASTM D4328-13 Calculation of supersaturation of barium sulfate, strontium sulfate and anhydrous calcium sulfate (gypsum) in brackish water, seawater and brine
ASTM D5240-04 Standard Test Method for Testing Rock Slabs to Evaluate Soundness of Riprap by Use of Sodium Sulfate or Magnesium Sulfate
ASTM C1012-95a Standard Test Method for Length Change of Hydraulic-Cement Mortars Exposed to a Sulfate Solution
ASTM C1012-02 Standard Test Method for Length Change of Hydraulic-Cement Mortars Exposed to a Sulfate Solution
ASTM C1012/C1012M-09 Standard Test Method for Length Change of Hydraulic-Cement Mortars Exposed to a Sulfate Solution
ASTM C1012/C1012M-10 Standard Test Method for Length Change of Hydraulic-Cement Mortars Exposed to a Sulfate Solution
ASTM C1012/C1012M-12 Standard Test Method for Length Change of Hydraulic-Cement Mortars Exposed to a Sulfate Solution
ASTM C1012/C1012M-13 Standard Test Method for Length Change of Hydraulic-Cement Mortars Exposed to a Sulfate Solution
ASTM C1012/C1012M-18 Standard Test Method for Length Change of Hydraulic-Cement Mortars Exposed to a Sulfate Solution
ASTM C1012-95 Standard Test Method for Length Change of Hydraulic-Cement Mortars Exposed to a Sulfate Solution
ASTM C1012/C1012M-18a Standard Test Method for Length Change of Hydraulic-Cement Mortars Exposed to a Sulfate Solution
ASTM C1012/C1012M-18b Standard Test Method for Length Change of Hydraulic-Cement Mortars Exposed to a Sulfate Solution
ASTM D5240-92(1997) Standard Test Method for Testing Rock Slabs to Evaluate Soundness of Riprap by Use of Sodium Sulfate or Magnesium Sulfate
ASTM D1415-68 Standard Test Method for International Hardness Of Vulcanized Rubber
ASTM D2284-95 Standard Test Method for Acidity of Sulfur Hexafluoride
ASTM D2284-95(2002) Standard Test Method for Acidity of Sulfur Hexafluoride
ASTM D2284-11 Standard Test Method for Acidity of Sulfur Hexafluoride
ASTM D2284-11(2019) Standard Test Method for Acidity of Sulfur Hexafluoride

British Standards Institution (BSI), The hardness of sodium sulfate

BS 4427-12:1979 Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use - Condensed phosphates for industrial use (including foodstuffs) - Determination of arsenic content - Silver die
BS 5688-5:1979 Methods of test for orthoboric acid (boric acid), diboron trioxide (boric oxide), disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of sulphur compounds in boric acid, boric oxide, disodium tetraborates a
BS DD CEN/TS 15960:2009 Fertilizers — Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfates
BS DD CEN/TS 15960:2010 Fertilizers. Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfates
BS EN 15960:2011 Fertilizers. Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfates
BS 4427-5:1974 Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use - Determination of particle size distribution
BS EN 12125:2005 Chemicals used for treatment of water intended for human consumption — Sodium thiosulfate
BS EN 12125:2012 Chemicals used for treatment of water intended for human consumption. Sodium thiosulfate
BS EN 12125:2006 Chemicals used for treatment of water intended for human consumption. Sodium thiosulfate
BS ISO 48-4:2018 Rubber, vulcanized or thermoplastic. Determination of hardness. Indentation hardness by durometer method (Shore hardness)
BS ISO 7619-1:2010 Rubber, vulcanized or thermoplastic. Determination of indentation hardness. Durometer method (Shore hardness)
BS 5688-21:1979 Methods of test for orthoboric acid (boric acid), diboron trioxide (boric oxide), disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of bulk density of sodium perborates
BS DD CEN/TS 15961:2009 Fertilizers - Extraction of water-soluble calcium, magnesium, sodium and sulfur (in the forms of sulfates)
BS EN 15961:2011 Fertilizers. Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfates
BS DD CEN/TS 15961:2010 Fertilizers. Extraction of water-soluble calcium, magnesium, sodium and sulfur (in the forms of sulfates)
BS EN 15961:2017 Fertilizers. Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfates
20/30407998 DC BS EN 12125. Chemicals used for treatment of water intended for human consumption. Sodium thiosulfate
BS ISO 19979:2018 Tracked Changes. Rubber, vulcanized or thermoplastic. Determination of hardness. Indentation hardness by durometer method (Shore hardness)
BS 6070-5:1981 Methods of sampling and test for sodium carbonate for industrial use. Determination of sulphate content
BS EN 12125:2022 Tracked Changes. Chemicals used for treatment of water intended for human consumption. Sodium thiosulfate
BS 7319-4:1990 Analysis of sodium chloride for industrial use. Method for determination of sulphate content
BS EN 12124:2005 Chemicals used for treatment of water intended for human consumption — Sodium sulfite
BS EN 12124:2006 Chemicals used for treatment of water intended for human consumption. Sodium sulfite
BS EN 16381:2013 Chemicals used for treatment of swimming pool water. Sodium peroxodisulfate
BS 5688-13:1979 Methods of test for orthoboric acid (boric acid), diboron trioxide (boric oxide), disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of particle size distribution of sodium perborates by mechanical sieving
BS ISO 48-3:2018 Tracked Changes. Rubber, vulcanized or thermoplastic. Determination of hardness. Dead-load hardness using the very low rubber hardness (VLRH) scale
BS ISO 48:2010 Rubber, vulcanized or thermoplastic. Determination of hardness (hardness between 10 IRHD and 100 IRHD)
BS EN 12121:2005 Chemicals used for treatment of water intended for human consumption — Sodium disulfite
17/30335305 DC BS ISO 7619-1. Rubber, vulcanized or thermoplastic. Determination of indentation hardness. Part 1. Durometer method (Shore hardness). Part 1: Durometer method (Shore hardness)
BS ISO 48-7:2018 Tracked Changes. Rubber, vulcanized or thermoplastic. Determination of hardness. Apparent hardness of rubber-covered rollers by Shore-type durometer method
20/30404900 DC BS EN 12124. Chemicals used for treatment of water intended for human consumption. Sodium sulfite
BS EN 12120:2005 Chemicals used for treatment of water intended for human consumption — Sodium hydrogen sulfite
BS ISO 48-5:2018 Tracked Changes. Rubber, vulcanized or thermoplastic. Determination of hardness. Indentation hardness by IRHD pocket meter method
BS 4427-15:1982 Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use - Condensed phosphates for industrial use (including foodstuffs) - determination of oxides of nitrogen content -
BS ISO 48-9:2018 Tracked Changes. Rubber, vulcanized or thermoplastic. Determination of hardness. Calibration and verification of hardness testers
20/30404876 DC BS EN 12120. Chemicals used for treatment of water intended for human consumption. Sodium hydrogen sulfite
20/30404879 DC BS EN 12121. Chemicals used for treatment of water intended for human consumption. Sodium disulfite
BS 6075-8:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of sulphate content

BELST, The hardness of sodium sulfate

STB GOST R 51575-2004 Food common salt with content of iodine. Methods for dеtеrminаtion of iodine and sodium thiosulfаtе

Lithuanian Standards Office , The hardness of sodium sulfate

LST EN 12125-2013 Chemicals used for treatment of water intended for human consumption - Sodium thiosulfate
LST ISO 2480:2003 Sodium chloride for industrial use. Determination of sulphate content. Barium sulphate gravimetric method (idt ISO 2480:1972)
LST EN 16037-2012 Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfate
LST EN 12124-2013 Chemicals used for treatment of water intended for human consumption - Sodium sulfite
LST EN 12121-2013 Chemicals used for treatment of water intended for human consumption - Sodium disulfite
LST EN 12120-2013 Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfite
LST EN 12926-2009 Chemicals used for treatment of water intended for human consumption - Sodium peroxodisulfate

Danish Standards Foundation, The hardness of sodium sulfate

DS/EN 12125:2013 Chemicals used for treatment of water intended for human consumption - Sodium thiosulfate
DS/ISO 1400:1979 Vulcanized rubbers of high hardness (85 to 100 IRHD). Determination of hardness
DS/ISO 1818:1979 Vulcanized rubber of low hardness (10 to 35 IRHD). Determination of hardness
DS/ISO 48:1989 Vulcanized rubbers. Determination of hardness (Hardness between 30 and 85 IRHD)
DS/EN 26595:1993 Water quality. Determination of total arsenic. Silver diethyldithiocarbamate spectrophotometric method
DS/EN 16037:2012 Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfate
DS/EN 12124:2013 Chemicals used for treatment of water intended for human consumption - Sodium sulfite
DS/EN 12120:2013 Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfite
DS/EN 12121:2013 Chemicals used for treatment of water intended for human consumption - Sodium disulfite
DS/EN 12926+NA:2008 Chemicals used for treatment of water intended for human consumption - Sodium peroxodisulfate

ES-UNE, The hardness of sodium sulfate

UNE-EN 12125:2022 Chemicals used for treatment of water intended for human consumption - Sodium thiosulfate
UNE-EN 12124:2022 Chemicals used for treatment of water intended for human consumption - Sodium sulfite
UNE-EN 12120:2022 Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfite
UNE-EN 12121:2022 Chemicals used for treatment of water intended for human consumption - Sodium disulfite

Japanese Industrial Standards Committee (JISC), The hardness of sodium sulfate

JIS K 1200-4:2000 Sodium hydroxide for industrial use -- Part 4: Determination of sodium sulfate content
JIS A 1122:1998 Method of test for soundness of aggregates by use of sodium sulfate
JIS A 1122:2005 Method of test for soundness of aggregates by use of sodium sulfate
JIS A 1122:2014 Method of test for soundness of aggregates by use of sodium sulfate
JIS K 6253-3:2023 Rubber, vulcanized or thermoplastic -- Determination of hardness -- Part 3: Durometer method
JIS K 6253:1997 Hardness testing methods for rubber, vulcanized or thermoplastic
JIS K 1200-2:2000 Sodium hydroxide for industrial use -- Part 2: Determination of total alkalinity, sodium hydroxide and sodium carbonate
JIS K 1200-3-1:2000 Sodium hydroxide for industrial use -- Part 3: Determination of chlorides content -- Section 1: Mercury (II) thiocyanate photometry
JIS K 6253-5:2012 Rubber, vulcanized or thermoplastic -- Determination of hardness -- Part 5: Calibration and verification of hardness testers

轻工业部, The hardness of sodium sulfate

QB 1035.4-1991 Determination of food additive sodium tripolyphosphate sulfate content

Professional Standard - Commodity Inspection, The hardness of sodium sulfate

SN/T 3927-2014 Determination of sodium thiocyanate in dairy products for export
SN/T 4376-2015 Copper and copper alloy scraps.Determination of copper content.Titration method of sodium hyposulfite

Professional Standard - Urban Construction, The hardness of sodium sulfate

CJ/T 66-1999 Municipal sewage.Determination of copper.Sodium diethyldithiocabamate spectrophotometric method

CU-NC, The hardness of sodium sulfate

NC 23-02-1968 Evaluation of sulphuric acid concentration by measurement of density
NC 24-38-1985 Inorganic Chemical Products. Liquid Sodium Hydroxide. Determinatlon of Sulphates

Professional Standard - Light Industry, The hardness of sodium sulfate

QB/T 1035.4-1991 Food additive sodium tripolyphosphate sulfate content determination gravimetric method

Professional Standard - Geology, The hardness of sodium sulfate

DZ/T 0064.15-1993 Groundwater quality testing method - Determination of hardness by ethylenediaminetetraacetic acid disodium titration method
DZ/T 0064.15-2021 Methods of analysis of groundwater quality - Part 15: Determination of total hardness by ethylenediaminetetraacetic acid disodium titration

Sichuan Provincial Standard of the People's Republic of China, The hardness of sodium sulfate

DB51/T 2004-2015 Ion Chromatography for Detection of Sulfate in High Purity Sodium Hydroxide

Professional Standard - Aviation, The hardness of sodium sulfate

HB/Z 5109.7-2001 Analysis method for passivation solution Determination of sodium sulfate in zinc plating, cadmium plating nitric acid passivation solution
HB/Z 5107.10-2004 Methods for analysis of chemical oxidation solution for magnesium alloy-Part 10:Continual determination of manganese sulfate and magnesium sulfate content in sodium bichromate and magnesium sulfate oxidation solution by EDTA volumetric method
HB/Z 5107.11-2004 Methods for analysis of chemical oxidation solution for magnesium alloy-Part 11:Determination of sodium bichromate content in sodium bichromate and magnesium sulfate oxidation solution by potentiometric method
HB/Z 5088.2-1999 Analysis method for nickel plating solution Determination of sodium sulfate content through precipitation titration

IN-BIS, The hardness of sodium sulfate

IS 4048-1966

Group Standards of the People's Republic of China, The hardness of sodium sulfate

T/CSTM 00780.1-2023 Methods for chemical analysis of sodium vanadate—Part 1: Determination of vanadium content —Ammonium ferrous sulfate titrimetric method

FI-SFS, The hardness of sodium sulfate

SFS 3778-1976

TH-TISI, The hardness of sodium sulfate

TIS 2021-2000 Ammonium sulphate for industrial use.determination of free acidity.titrimetric method

NL-NEN, The hardness of sodium sulfate

NEN 6580-1985 Rain water - Photometric determination of sulphate content

American Welding Society (AWS), The hardness of sodium sulfate

WRC 184:1973 Submerged-Arc-Weld Hardness and Cracking in Wet Sulfide Service

Professional Standard - Electricity, The hardness of sodium sulfate

DL 422.4-1991 Determination of sulfate content in industrial hydrochloric acid - Barium chromate spectrophotometric method

Anhui Provincial Standard of the People's Republic of China, The hardness of sodium sulfate

DB34/T 1108-2009 Determination of sodium formaldehyde sulfoxylate (hanging white block) in rice noodles by ion chromatography

国家市场监督管理总局、中国国家标准化管理委员会, The hardness of sodium sulfate

GB/T 39693.9-2021 Rubber, vulcanized or thermoplastic—Determination of hardness—Part 9:Calibration and verification of hardness testers

WRC - Welding Research Council, The hardness of sodium sulfate

BULLETIN 184-1973 SUBMERGED-ARC WELD HARDNESS AND CRACKING IN WET SULFIDE SERVICE

Association of German Mechanical Engineers, The hardness of sodium sulfate

VDI 2462 Blatt 1-1974 Gaseous emission measurement; determination of sulphur dioxide concentration; iodometric thiosulfate method