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copper salt precipitation

copper salt precipitation, Total:130 items.

In the international standard classification, copper salt precipitation involves: Iron and steel products, Fertilizers, Materials for aerospace construction, Water quality, Raw materials for rubber and plastics, Components for aerospace construction, Soil quality. Pedology, Ferrous metals, Analytical chemistry, Non-ferrous metals, Surface treatment and coating, Inorganic chemicals, Metalliferous minerals, Milk and milk products, Powder metallurgy, Corrosion of metals.

SAE - SAE International, copper salt precipitation

SAE AMS4231-1942 CAST ALUMINUM ALLOY 4% Copper (Solution and Precipitation)
SAE AMS4535B-1995 Copper-Beryllium Alloy@ Mechanical Tubing 98Cu - 1.9Be Solution and Precipitation Heat Treated (TF00@ Formerly AT) (UNS C17200)
SAE AMS4535A-1994 COPPER-BERYLLIUM ALLOY@ MECHANICAL TUBING 98Cu - 1.9Be Solution and Precipitation Heat Treated (TF00@ Formerly AT) (UNS C17200)
SAE AMS4533A-1994 Copper-Beryllium Alloy Bars and Rods 98Cu - 1.9Be Solution and Precipitation Heat Treated (TF00@ Formerly AT) (UNS C17200)
SAE AMS4535-1991 COPPER-BERYLLIUM ALLOY@ MECHANICAL TUBING 98Cu - 1.9Be Solution and Precipitation Heat Treated (TF00@ Formerly AT) (UNS C17200)
SAE AMS4533-1991 COPPER-BERYLLIUM ALLOY BARS AND RODS 98Cu - 1.9Be Solution and Precipitation Heat Treated (TF00@ Formerly AT) (UNS C17200)
SAE AMS4676F-2017 Nickel-Copper Alloy@ Corrosion-Resistant@ Bars and Forgings 66.5Ni - 3.0Al - 0.62Ti - 28Cu Hot-Finished@ Precipitation Hardenable (UNS N05500)
SAE AMS4676D-1996 Nickel-Copper Alloy@ Corrosion Resistant@ Bars and Forgings 66.5Ni - 3.0Al - 0.62Ti - 28Cu Hot-Finished Precipitation Hardenable (UNS N05500)
SAE AMS4533E-2019 Copper-Beryllium Alloy@ Bars and Rods 98Cu - 1.9Be Solution and Precipitation Heat Treated (TF00@ formerly AT) (UNS C17200)
SAE AMS4534-1991 COPPER-BERYLLIUM ALLOY@ BARS AND RODS 98Cu - 1.9Be Solution Heat Treated@ Cold Worked@ and Precipitation Heat Treated (TH04@ Formerly HT) (UNS C17200)
SAE AMS4534A-1994 Copper-Beryllium Alloy@ Bars and Rods 98Cu - 1.9Be Solution Heat Treated@ Cold Worked@ and Precipitation Heat Treated (TH04@ Formerly HT) (UNS C17200)

United States Navy, copper salt precipitation

NAVY MIL-P-18317-1954 PLATING, BLACK NICKEL (ELECTRODEPOSITED) ON BRASS, BRONZE, OR STEEL

British Standards Institution (BSI), copper salt precipitation

2HC 102-1990 Specification for precipitation hardening chromium-nickel-copper-molybdenum steel castings (1250 MPa) (Cr 14.0, Ni 4.5, Cu 2.5, Mo 1.5)
BS DD CEN/TS 16196:2011 Fertilizers. Manganimetric determination of extracted calcium following precipitation in the form of oxalate
BS 3B 33:2009 Specification for copper-beryllium alloy wire(solution treated and precipitation treated)
BS HC 106:1974 Specification for precipitaton hardening chromium-nickel-copper corrosion-resisting steel castings (1250-1500 MPa) (Cr 16, Ni 4, Cu 3)
DD CEN/TS 16196:2011 Fertilizers. Manganimetric determination of extracted calcium following precipitation in the form of oxalate
BS 2B 32:2001 Copper-beryllium alloy rods, sections and parts (solution treated and precipitation treated)
BS 3B 28:2009 Specification for copper-beryllium alloy strip and foil (solution treated and precipitation treated)
BS 3L 63:1971 Specification for tube of aluminium-copper-mangesium-silicon-manganese alloy (solution treated and precipitation treated) (Cu 4.4, Mg 0.5, Si 0.7, Mn 0.8)
BS S 532:1969 Specification for chromium-nickel-copper-molybdenum corrosion-resisting steel sheet and strip (precipitation hardening: 980/1180 MPa)
BS S 533:1969 Specification for chromium-nickel-copper-molybdenum corrosion-resisting steel sheet and strip (precipitation hardening: 1180/1370 MPa)
BS 2HC 102:1990 Specification for precipitation hardening chromium-nickel-copper-molybdenum steel castings (1250 MPa) (Cr 14. 0, Ni 4.5, Cu 2.5, Mo 1.5)
BS 2HC 102:1989+A3:2013 Specification for precipitation hardening chromium-nickel-copper-molybdenum steel castings (1250 MPa) (Cr 14. 0, Ni 4.5, Cu 2.5, Mo 1.5)
BS 2HC 101:1989+A3:2013 Specification for precipitation hardening chromium-nickel-copper-molybdenum steel castings (950 MPa) (Cr 14.0, Ni 4.5, Cu 2.5, Mo 1.5)
BS 2HC 102:1989 Specification for precipitation hardening chromium-nickel-copper-molybdenum steel castings (1250 MPa) (Cr 14.0 , Ni 4.5, Cu 2.5, Mo 1.5)
BS 2HC 101:1989 Specification for precipitation hardening chromium-nickel-copper-molybdenum steel castings (950 MPa) (Cr 14.0, Ni 4.5, Cu 2.5, Mo 1.5)
BS 2B 30:2001 Copper-beryllium alloy strip, foil and parts (solution treated, cold rolled: half hard and precipitation treated)
BS 2B 31:2001 Copper-beryllium alloy strip, foil and parts (solution treated, cold rolled: full hard and precipitation treated)
BS 3S 144:1995 Specification for chromium-nickel-copper-molybdenum corrosion resisting steel (precipitation hardening) billets, bars, forgings and parts (1130-1330 MPa)
BS 2HC 101:1990 Specification for precipitation hardening chromium-nickel-copper-molybdenum steel castings (950 MPa) (Cr 14.0, Ni 4.5, Cu 2.5, Mo 1.5)
BS 2S 143:1976 Specification for chromium-nickel-copper-molybdenum corrosion-resisting steel (precipitation hardening) billets, bars, forgings and parts (930-1080 MPa)
BS 3S 145:1996 Specification for chromium-nickel-copper-molybdenum corrosion resisting steel (precipitation hardening) billets, bars, forgings and parts (1270 MPa to 1470 MPa)
BS 3L 51:1970 Specification for ingots and castings of aluminium-silicon-copper-iron-nickel-magnesium alloy (precipitation treated) (Si 2.5, Cu 1.2, Fe 1, Ni 1, Mg 0.1)
BS 3B 30:2009 Specification for copper-beryllium alloy strip and foil (solution treated, cold rolled: half hard and precipitation treated)
BS 3B 29:2009 Specification for copper-beryllium alloy strip and foil (solution treated, cold rolled: quarter hard and precipitation treated)
BS 2L 77:1971 Specification for forging stock and forgings of aluminium-copper-magnesium-silicon-manganese alloy (solution treated and precipitation treated) (Cu 4.4, Mg 0.5, Si 0.7, Mn 0.8)
BS 3B 31:2009 Specification for copper-beryllium alloy strip and foil (solution treated, cold rolled: full hard and precipitation treated)
BS 3S 144:1995+A2:2015 Specification for chromium-nickel-copper-molybdenum corrosion resisting steel (precipitation hardening) billets, bars, forgings and parts (1130-1330 MPa)
BS 2L 95:1971 Specification for plate of aluminium-zinc-magnesium-copper-chromium alloy (solution treated, controlled stretched and precipitation treated) (Zn 5.8, Mg 2.5, Cu 1.6, Cr 0.15)
BS 3B 26:2009 Specification for copper-nickel-silicon alloy rods, bars and sections (solution treated, cold worked and precipitation treated)
BS 3S 145:1996+A2:2015 Specification for Chromium-nickel-copper-molybdenum corrosion resisting steel (precipitation hardening) billets, bars, forgings and parts (1270 MPa to 1470 MPa)
BS 2L 93:1971 Specification for plate of aluminium-copper-magnesium-silicon-manganese alloy (solution treated, controlled stretched and precipitation treated) (Cu 4.4, Mg 0.5, Si 0.7, Mn 0.8)
BS 2L 85:1971 Specification for forging stock, bars, extruded sections and forgings of aluminium-copper-silicon-magnesium alloy (solution treated and precipitation treated) (Cu 1.5, Si 1, Mg 0.8)
BS 2L 83:1971 Specification for forging stock, bars, extruded sections and forgings of aluminium-copper-nickel-magnesium-iron-silicon alloy (solution treated and precipitation treated) (Cu 2, Ni 1, Mg 1, Si 0.9, Fe 0.9)
BS 2B 29:2001 Copper-beryllium alloy strip, foil and parts (solution treated, cold rolled: quarter hard and precipitation treated)
BS ISO 16539:2013 Corrosion of metals and alloys. Accelerated cyclic corrosion tests with exposure to synthetic ocean water salt-deposition process. $0QDry$0R and $0Qwet$0R conditions at constant absolute humidity

FI-SFS, copper salt precipitation

SFS 4445-1979

Group Standards of the People's Republic of China, copper salt precipitation

T/NAIA 0161-2022 Determination of chemical oxygen demand in high chlorine mine water in coal mines by silver salt precipitation-dichromate method
T/QAS 082.12-2023 Chemical Analysis of Rock Salt and Glauber's Salt - Part 12: Determination of Copper, Lead, Zinc, Arsenic by Ferric Hydroxide Co-precipitation Inductively Coupled Plasma Emission Spectrometry

Association Francaise de Normalisation, copper salt precipitation

NF EN 16196:2013 Engrais - Dosage manganimétrique du calcium extrait après précipitation sous forme d'oxalate
NF A91-092-3:1989 Metallic coatings. Test methods for electrodeposited silver and silver alloy coatings. Part 3 : determination of the presence of residual salts.
NF T20-384:1977 Potassium hydroxide for industrial use. Determination of silica content. Gravimetric method by precipitation of quinoline molybdosilicate.
NF T20-425:1976 Sodium hydroxyde for industrial use. Determination of silica content. Gravimetric method by precipitation of quinoleine molybdosilicate.

European Committee for Standardization (CEN), copper salt precipitation

PD CEN/TS 16196:2011 Fertilizers - Manganimetric determination of extracted calcium following precipitation in the form of oxalate
EN 16196:2012 Fertilizers - Manganimetric determination of extracted calcium following precipitation in the form of oxalate

Lithuanian Standards Office , copper salt precipitation

LST EN 16196-2013 Fertilizers - Manganimetric determination of extracted calcium following precipitation in the form of oxalate

Danish Standards Foundation, copper salt precipitation

DS/EN 16196:2013 Fertilizers - Manganimetric determination of extracted calcium following precipitation in the form of oxalate
DS 263:1982 Water quality. Determination of metal in water, sludge and sediment by atomic absorption spectrophotometry in flam. Special guidelines for cadmium, cobalt copper, iron nickel, lead and zink

German Institute for Standardization, copper salt precipitation

DIN EN 16196:2013-01 Fertilizers - Manganimetric determination of extracted calcium following precipitation in the form of oxalate; German version EN 16196:2012

AENOR, copper salt precipitation

UNE-EN 16196:2013 Fertilizers - Manganimetric determination of extracted calcium following precipitation in the form of oxalate
UNE 55608:1981 SURFACE ACTIVE AGENTS. SODIUM HYDROXIDE FOR USE AS RAW-MATERIAL IN DETERGENT FORMULATIONS. DETERMINATION OF SILICA CONTENT. GRAVIMETRIC METHOD BY PRECIPITATION OF QUINOLINE MOLYBDOSILICATE

Professional Standard - Chemical Industry, copper salt precipitation

HG/T 3068-2008 Rubber compounding ingredients.Silica, precipitated, hydrated.Determination of total copper content
HG/T 3068-1999 Rubber compounding ingredients.Silica,precipitated,hydrated.Determination of total copper content

Society of Automotive Engineers (SAE), copper salt precipitation

SAE AMS4533C-2009 Copper-Beryllium Alloy, Bars and Rods 98Cu 1.9Be Solution and Precipitation Heat Treated (TF00, formerly AT)
SAE AMS4533D-2013 Copper-Beryllium Alloy, Bars and Rods 98Cu 1.9Be Solution and Precipitation Heat Treated (TF00, formerly AT)
SAE AMS4511-1989 Copper-Beryllium Alloy Castings, 97Cu 2.1Be 0.52(Co + Ni) 0.28Si, Solution and Precipitation Heat Treated (TF00) (Reaffirmed: 01 Apr 1994)
SAE AMS4511-1994 COPPER-BERYLLIUM ALLOY CASTINGS 97Cu - 2.1Be - 0.52(Co + Ni) - 0.28Si Solution and Precipitation Heat Treated (TF00)
SAE AMS4511A-2012 Copper-Beryllium Alloy Castings 97Cu - 2.1Be - 0.52(Co + Ni) - 0.28Si Solution and Precipitation Heat Treated (TFOO)
SAE AMS4535C-2003 Copper-Beryllium Alloy, Mechanical Tubing 98Cu - 1.9Be Solution and Precipitation Heat Treated (TF00, formerly AT) UNS C17200
SAE AMS4676E-2008 Nickel-Copper Alloy, Corrosion-Resistant, Bars and Forgings 66.5Ni - 3.0Al - 0.62Ti - 28Cu Hot-Finished, Precipitation Hardenable
SAE AMS4535C-2012 Copper-Beryllium Alloy, Mechanical Tubing 98Cu - 1.9Be Solution and Precipitation Heat Treated (TF00, formerly AT)
SAE AMS4535E-2022 Copper-Beryllium Alloy, Mechanical Tubing 98Cu - 1.9Be Solution and Precipitation Heat Treated (TF00, formerly AT)
SAE AMS4676F-2022 Nickel-Copper Alloy, Corrosion-Resistant, Bars and Forgings 66.5Ni - 3.0Al - 0.62Ti - 28Cu Hot-Finished, Precipitation Hardenable
SAE AMS4511A-2004 Copper-Beryllium Alloy Castings, 97Cu 2.1Be 0.52(Co + Ni) 0.28Si, Solution and Precipitation Heat Treated (TF00)
SAE AMS4533B-2003 Copper-Beryllium Alloy, Bars and Rods 98Cu 1.9Be Solution and Precipitation Heat Treated (TF00, formerly AT)
SAE AMS4535D-2015 Copper-Beryllium Alloy@ Mechanical Tubing 98Cu - 1.9Be Solution and Precipitation Heat Treated (TF00@ formerly AT) (UNS C17200)
SAE AMS4534C-2013 Copper-Beryllium Alloy, Bars and Rods 98Cu 1.9Be Solution Heat Treated, Cold Worked, and Precipitation Heat Treated (TH04, formerly HT)
SAE AMS4676E-2003 Nickel-Copper Alloy, Corrosion-Resistant, Bars and Forgings 66.5Ni - 3.0Al - 0.62Ti - 28Cu Hot-Finished, Precipitation Hardenable UNS N05500
SAE AMS4101C-2001 Aluminum Alloy, Plate 4.4Cu 1.5Mg 0.60Mn (2124-t851) Solution Heat Treated, Stretched, and Precipitation Heat Treated
SAE AMS4534D-2019 Copper-Beryllium Alloy, Bars and Rods 98Cu - 1.9Be Solution Heat Treated, Cold Worked, and Precipitation Heat Treated (TH04, formerly HT)
SAE AMS4534B-2012 Copper-Beryllium Alloy, Bars and Rods 98Cu - 1.9Be Solution Heat Treated, Cold Worked, and Precipitation Heat Treated (TH04, formerly HT)
SAE AMS4534E-2021 Copper-Beryllium Alloy, Bars and Rods 98Cu - 1.9Be Solution Heat Treated, Cold Worked, and Precipitation Heat Treated (TH04, formerly HT) (UNS C17200)
SAE AMS4117H-2001 Aluminum Alloy, Rolled or Cold Finished Bars, Rods, and Wire and Flash Welded Rings 1.0Mg 0.60Si 0.28Cu 0.20Cr Solution and Precipitation Heat Treated

Indonesia Standards, copper salt precipitation

SNI 06-6992.5-2004 Sediment - Part 5: Test methods of copper (Cu) with acid destruction by atomic absorption spectrophotometers (AAS)

American Society for Testing and Materials (ASTM), copper salt precipitation

ASTM A710/A710M-02(2007) Standard Specification for Precipitation-Strengthened Low-Carbon Nickel-Copper-Chromium-Molybdenum-Columbium Alloy Structural Steel Plates
ASTM A710/A710M-02(2013) Standard Specification for Precipitationndash;Strengthened Low-Carbon Nickel-Copper-Chromium-Molybdenum-Columbium Alloy Structural Steel Plates
ASTM B865-20 Standard Specification for Precipitation Hardening Nickel-Copper-Aluminum Alloy Bar, Rod, Wire, Forgings, and Forging Stock
ASTM E278-96E1 Standard Test Method for the Determiniation of Phosphorus in Iron Ores by Phosphomolybdate Coprecipitation and Nitric Acid Titrimetry
ASTM E278-21 Standard Test Method for Determination of Phosphorus in Iron Ores by Phosphomolybdate Coprecipitation and Nitric Acid Titrimetry
ASTM B865-04 Standard Specification for Precipitation Hardening Nickel-Copper-Aluminum Alloy (UNS N05500) Bar, Rod, Wire, Forgings, and Forging Stock
ASTM B865-96a Standard Specification for Precipitation Hardening Nickel-Copper-Aluminum Alloy (UNS N05500) Bar, Rod, Wire, Forgings, and Forging Stock
ASTM B865-04(2010) Standard Specification for Precipitation Hardening Nickel-Copper-Aluminum Alloy (UNS N05500) Bar, Rod, Wire, Forgings, and Forging Stock
ASTM B865-04(2015) Standard Specification for Precipitation Hardening Nickel-Copper-Aluminum Alloy (UNS N05500) Bar, Rod, Wire, Forgings, and Forging Stock
ASTM E278-01(2015)e1 Standard Test Method for Determination of Phosphorus in Iron Ores by Phosphomolybdate Coprecipitation and Nitric Acid Titrimetry

American National Standards Institute （ANSI), copper salt precipitation

ANSI/ASTM B865:1996 Specification for Precipitation Hardening Nickel-Copper-Aluminum Alloy (UNS N05500) Bar, Rod, Wire, Forgings, and Forging Stock

YU-JUS, copper salt precipitation

JUS H.G8.292-1987 Reagents. Copper(ll) oxide. Determination of substances not precipitated by hydrogen sulphide. Gravi- metric method
JUS H.G8.046-1982 Reagents. Silver nitrate. Determination of substances not precipitated by hydrochloric acid. Gravimetric method
JUS H.G8.097-1983 Reagnts. Calcium sulphate dihydrate. Determination of substances not precipitated by ammonium oxalate (as sulphate). Gravimetric method
JUS H.G8.497-1991 Reagents. Ammonium iron (III) sulphate dodecahydrate. Determination of substances not precipitated by ammonia (as sulphates). Gravimetric method
JUS H.G8.066-1983 Reagents. Copper sulphate pentahydrate. Determination of substances not precipitated by hydrogen sulphide. Gravimetric method

Korean Agency for Technology and Standards (KATS), copper salt precipitation

KS I ISO 11277-2005(2015) Soil quality－Determination of particle size distribution inmineral soil material(Method by sieving and sedimentationfollowing removal of soluble salts, organic matter and carbonates)
KS I ISO 11277-2005(2021) Soil quality－Determination of particle size distribution inmineral soil material(Method by sieving and sedimentationfollowing removal of soluble salts, organic matter and carbonates)

未注明发布机构, copper salt precipitation

BS 2S 143:1976(2001) Specification for Chromium - nickel - copper - molybdenum corrosion - resisting steel (precipitation hardening) billets, forgings and parts (93 & 1080 MPa)
BS 3L 63:1971(2011) Specification for Tube ofaluminium - copper - magnesium - silicon - manganese alloy — (Solution treated and precipitation treated) (Cu 4.4, Mg 0.5, Si 0.7, Mn 0.8)
BS 2L 77:1971(2011) Specification for Forging stock and forgings ofaluminium - copper - magnesium - silicon - manganese alloy — (Solution treated and precipitation treated) (Cu 4.4, Mg 0.5, Si 0.7, Mn 0.8)
BS 2L 95:1971(2000) Specification for Plate ofaluminium - zinc - magnesium - copper - chromium alloy — (Solution treated, controlled stretched and precipitation treated) (Zn 5.8, Mg 2.5, Cu 1.6, Cr 0.15)
BS 2L 93:1971(2000) Specification for Plate ofaluminium - copper - magnesium - silicon - manganese alloy — (Solution treated, controlled stretched and precipitation treated) (Cu 4.4, Mg 0.5, Si 0.7, Mn 0.8)
BS 2L 85:1971(2000) Specification for Forging stock, bars, extruded sections and forgings of aluminium - copper - silicon - magnesium alloy — (Solution treated and precipitation treated) (Cu 1.5, Si 1, Mg 0.8)

Professional Standard - Aviation, copper salt precipitation

HB 5422.10-1989 Copper alloy chemical analysis method Diacetyl diacetyl oxime precipitation separation - EDTA volumetric determination of nickel content
HB 5422.28-1989 Method for chemical analysis of copper alloy Carrier precipitation-dithizone absorptiometry for determination of lead content
HB 7064.3-1994 Metal heat treatment salt bath chemical analysis method barium sulfate precipitation EDTA titration method for determination of sulfate radical content
HB 7064.2-1994 Metal heat treatment salt bath chemical analysis method Barium carbonate precipitation separation acid-base titration method Determination of carbonate content
HB 5422.4-1989 Copper alloy chemical analysis method Hexamethylenetetramine hydrolysis precipitation separation-chrome azure S absorptiometry for determination of aluminum content

International Organization for Standardization (ISO), copper salt precipitation

ISO 985:1976 Sodium hydroxide for industrial use — Determination of silica content — Gravimetric method by precipitation of quinoline molybdosilicate
ISO 996:1976 Potassium hydroxide for industrial use — Determination of silica content — Gravimetric method by precipitation of quinoline molybdosilicate
ISO 985:1975 Sodium hydroxide for industrial use — Determination of silica content — Gravimetric method by precipitation of quinoline molybdosilicate

BE-NBN, copper salt precipitation

NBN T 03-127-1980 Sodium hydroxide for industrial use - Determination of silica content - Gravimetrie method by precipitation of quinoline molyb-dosilicate
NBN EN ISO 4524-6:1995 Metallic coatings - Test methods for electrodeposited gold and gold alloy coatings - Part 6: Determination of the presence of residual salts (ISO 4524-6:1988)

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, copper salt precipitation

GB/T 3884.17-2014 Methods for chemical analysis of copper concentrates.Part 17:Determination of aluminium oxide content.Chromazurol S spectrophotometric method and precipitation separation-fluoride salts device-Na<下标2>EDTA titrimetric method

Standard Association of Australia （SAA）, copper salt precipitation

AS 2300.10.6:1991 Methods of chemical and physical testing for the dairying industry - Caseins, caseinates and coprecipitates - Determination of free acidity of caseins
AS 2300.10.2:1991 Methods of chemical and physical testing for the dairying industry - Caseins, caseinates and coprecipitates - Assessment of odour and flavour
AS 2300.10.3:1991 Methods of chemical and physical testing for the dairying industry - Caseins, caseinates and coprecipitates - Assessment of colour of caseins
AS 2300.10.4:1991 Methods of chemical and physical testing for the dairying industry - Caseins, caseinates and coprecipitates - Determination of filterable material
AS 2300.10.1:1991 Methods of chemical and physical testing for the dairying industry - Caseins, caseinates and coprecipitates - General information and preparation of samples
AS 2300.10.5:1991 Methods of chemical and physical testing for the dairying industry - Caseins, caseinates and coprecipitates - Determination of particle-size distribution in caseins
AS 2300.10.7:1991 Methods of chemical and physical testing for the dairying industry - Caseins, caseinates and coprecipitates - Determination of lactose - Photometric method

Professional Standard - Machinery, copper salt precipitation

JB/T 8063.7-1996 Powder Metallurgy Materials and Products Chemical Analysis Method Determination of Zinc in Copper-Based Materials and Products (Lead and Barium Sulfate Co-precipitation—EDTA Titration Method)
JB/T 8063.7-2011 Methods for chemical analysis of powder metallurgy materials and products.Part 7:The lead-barium sulfate precipitation-EDTA titrimetric method for the determination of zinc in copper-based materials and products

海关总署, copper salt precipitation

SN/T 5249-2020 Determination of iron, manganese, copper, aluminum, titanium, lead, chromium, calcium, magnesium, zinc, potassium and sodium in precipitated hydrated silica by inductively coupled plasma atomic emission spectrometry