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Purity of pyridine
Purity of pyridine, Total:56 items.
In the international standard classification, Purity of pyridine involves: Organic chemicals, Inorganic chemicals, Analytical chemistry, Water quality, General methods of tests and analysis for food products, Air quality, Laboratory medicine, Paint ingredients.
Professional Standard - Ferrous Metallurgy, Purity of pyridine
- YB/T 5069-1993 Pure pyridine
- YB/T 5099-1993 Gas Chromatographic Determination Method of Pyridine Content in Pure Pyridine
- YB/T 5072-2014 Determination of pyridine and homologues contents of curde light pyridine
- YB/T 5072-2005 Determination of pyridine and homologues contents of the crude light pyridine
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Purity of pyridine
- GB/T 32159-2015 Coking pure pyridine
- GB/T 24199-2009 Refined pyridine.Determination of pyridine content.Gas chromatographic method
- GB/T 14672-1993 Water quality. Determination of pyridine. Gas chromatography
- GB/T 16116-1995 Workplace air--Determination of pyridine--Barbituric acid spectrophotometric method
- GB/T 1678-1981 Determination of the epoxy value of plasticizers(pyridine-hydrochloride method)
HU-MSZT, Purity of pyridine
PL-PKN, Purity of pyridine
- PN Z04205-02-1989 ?Air purity protection ests for vinyl piridine etermination of vinyl piridine n work places by gas hromatography
- PN Z04205-01-1989 Air purity protection ests for vinylpiridrne ntroduction and scope of the tandard
Professional Standard - Military and Civilian Products, Purity of pyridine
- WJ 2540-1999 2,6-bis(2,4,6-trinitrophenylamino)-3,5-dinitropyridine purity standard substance specification
Japanese Industrial Standards Committee (JISC), Purity of pyridine
International Organization for Standardization (ISO), Purity of pyridine
- ISO/R 1982:1971 Nitric acid for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
- ISO/R 744:1968 Sodium carbonate for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
- ISO/R 1595:1970 Urea for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
- ISO 2886:1973 Acetaldehyde for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
- ISO 2992:1974 Ammonium sulphate for industrial use; Determination of iron content; 2,2'- Bipyridyl photometric method
- ISO/R 909:1968 Hydrochloric acid for industrial use — Determination of iron content — 2,2'- Bipyridyl spectrophotometric method
- ISO/R 849:1968 Phosphoric acid for industrial use; Determination of iron content; 2,2'- Bipyridyl spectrophotometric method
- ISO 2226:1972 Formaldehyde solutions for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
RU-GOST R, Purity of pyridine
- GOST R 50568.3-1993 Urea for industrial use. Determination of iron content. Photometric method with use of 2, 2' - bipyridyl
Korean Agency for Technology and Standards (KATS), Purity of pyridine
- KS M 1981-2002(2007) Acetaldehyde for industrial usedetermination of iron content－2,2′-bipyridyl photometric method
- KS M 1925-2002(2007) Urea for industrial use－Determination of iron content－2,2′-bipyridyl photometric method
- KS M ISO 2992:2017 Ammonium sulphate for industrial use — Determination of iron content — 2,2'-bipyridyl photometric method
- KS M ISO 2992-2017(2022) Ammonium sulphate for industrial use — Determination of iron content — 2,2'-bipyridyl photometric method
- KS M ISO 2992:2012 Ammonium sulphate for industrial use-Determination of iron content-2,2′-bipyridyl photometric method
- KS M ISO 909-2002(2007) Hydrochloric acid for industial use－Determination of iron content －2, 2′－bipyridyl spectrophotometric method
TR-TSE, Purity of pyridine
- TS 1100-1972 FORMIC ACID FOR INDUSTRIAL USE DETERMINATION OF IBON CONTENT 2,2' BIPYRIDYL PHOTOMETRIC METHOD
- TS 758-1969 SODIUM CARBONATE FOR INDUSTRIAL USE DETERMINATION IRON CONTENT 2,2' — BIPYRIDYL PHOTOMETRIC METHOD
- TS 2079-1975 AMMONIUM SULPHATE FOR INDUSTRIAL USE DETERMINTION OF IRON CONTENT - 2,2' - BIPYRIDYL PHOTOMETRIC METHOD
- TS 3320-1979 HYDROCHLORIC ACID FOR INDUSTRIAL USE DETERMINATION OF IRON CONTENT 2,2' — BIPYRIDYL SPECTROPHOTOMETR IC METHOD
- TS 2463-1976 NITRIC FOR INDUSTRIAL USE DETERMINATION OF IRON CONTENT 2,2' - BIP- YBIDYL PHOTOMETRIC METHOD
- TS 1039-1971 PHOSPHORIC ACID FOR INDUSTRIAL USE DETERMI NATION OF IRON CONTENT 2,2' - BIPYRIDYL SPECTROPHOTOMETRIC METHOD
Association Francaise de Normalisation, Purity of pyridine
- NF T20-473:1973 Phosphoric acid for industrial use. Determination of iron. (2.2'bipyridyl spectrophotometric method).
YU-JUS, Purity of pyridine
- JUS H.G8.015-1980 Reagents. Hydrochloric acid. Determination ofiron content. 2,2'-Bipyridyle photometric method
- JUS B.G8.119-1989 Iran ores. Determination of copper cootent. 2,2'-Biquivolyl spectrophotometric method
- JUS H.G8.032-1981 Reagents. Sulphuric acid. Determination ofiron content. 2,2-Bipyridylephotometric method
- JUS H.B8.352-1982 Boric acid for industrial use. Determination of iron content 2,2'~Bipyridyl photometric method
TH-TISI, Purity of pyridine
- TIS 2020-2000 Ammonium sulphate for industrial use.determination of iron content.2,2.bipyridyl photometric method
KR-KS, Purity of pyridine
- KS M ISO 2992-2017 Ammonium sulphate for industrial use — Determination of iron content — 2,2'-bipyridyl photometric method
海关总署, Purity of pyridine
- SN/T 5219-2019 Determination of clopyralic acid and clopyralic acid residues in exported foods by liquid chromatography-mass spectrometry/mass spectrometry
BE-NBN, Purity of pyridine
- NBN T 03-262-1980 Phosphoric acid for industrial use - Determination of iron content - 2,2'-Bipyridyl spectrophotometric method
- NBN T 04-221-1983 Phthalic anhydride for industrial use - Determination of iron content-2,2'-Bipyridyl photometric method
- NBN T 03-038-1979 Nitric acid for industrial use - Determination of iron content -2,2'- Bipyridyl photometric method
- NBN T 04-033-1983 Parafovmildehyde for industrial use - Determination of iron content - 2,2'-Bipy-
- NBN T 03-111-1979 Sodium carbonate for industrial use - Determination of iron content - 2,2' - Bipyridyl photometric method
Professional Standard - Petrochemical Industry, Purity of pyridine
- SH/T 1499.5-1997 Pure adipic acid.Determination of content of iron-2,2′-Bipyridyl spectrophotometric method
CZ-CSN, Purity of pyridine
- CSN 38 5525-1961 Determination of the content of pyridine bases in coke-oven gas
Professional Standard - Geology, Purity of pyridine
- DZ/T 0064.52-2021 Methods of Analytical Groundwater Quality Part 52: Determination of Cyanide Pyridine-Pyrazolone Spectrophotometric Method
Professional Standard - Hygiene , Purity of pyridine
- WS/T 39-1996 Urine.Determination of thiocyanate.Pyridine-barbituric acid spectrophotometric method
Professional Standard - Environmental Protection, Purity of pyridine
- HJ 1072-2019 Water quality-Determination of pyridine-Headspace/gas chromatography
Taiwan Provincial Standard of the People's Republic of China, Purity of pyridine
- CNS 6195-1980 Method of Test for Iron Content of Paraformaldehyde for Industrial Use(2,2'}tyBipyridyl Photometric Method)