Standards

YS/T 981.1-2014 Abolished

YS/T 981.1-2014 Methods for chemical analysis of high purity indium—Determination of magnesiumaluminumsiliconsulphurironnickelcopperzinc,arsenic,silver,cadmium,tin,thallium,lead content—High mass resolution glow discharge mass specrometry

This part of YS/T 981 specifies the method for determining the content of magnesium, aluminum, silicon, sulfur, iron, nickel, copper, zinc, arsenic, silver, cadmium, tin, thallium, and lead in high-purity indium with a resolution of more than 99.999% using high-resolution glow discharge mass spectrometry.
This part is applicable to the determination of magnesium, aluminum, silicon, sulfur, iron, nickel, copper, zinc, arsenic, silver, cadmium, tin, thallium, and lead in high-purity indium. The measurement range for each element is 5.0×10-7% to 1.0×10-3%.

Publish Date: 2014-10-14

YS/T 982-2014 Abolished

YS/T 982-2014 Carbon/carbon U shape heating element of hydrogenation furnace

This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, quality certificates, and order forms (or contracts) for U-shaped heating elements made of carbon/carbon composites used in hydrogenation furnaces for polysilicon production.
This standard is applicable to U-shaped heating elements made of carbon/carbon composites used in hydrogenation furnaces for polysilicon production.

Publish Date: 2014-10-14

YS/T 983-2014 Abolished

YS/T 983-2014 Test method for measuring composition of polysilicon deposition reactor and TCS to STC converter vent gas

This standard specifies the method for determining the gas composition of the exhaust gas from polysilicon reduction furnaces and hydrogenation furnaces.
This standard is applicable to the determination of the gas composition (hydrogen, hydrogen chloride, trichlorosilane, dichlorodihydrogensilane, and silicon tetrachloride) in the exhaust gas from reduction furnaces and hydrogenation furnaces using the modified Siemens process. The detection range is 0.1% to 100% by volume fraction.

Publish Date: 2014-10-14

YS/T 995-2014 Abolished

YS/T 995-2014 Anode plate for zinc electrolysis in hydrometallurgy

This standard specifies the terms and definitions, requirements, test methods, inspection rules and marking, packaging, transportation, storage, and quality certificates, as well as the content of contracts (or purchase orders) for anode plates used in wet metallurgical electrolytic zinc production (hereinafter referred to as anode plates).
This standard applies to anode plates used in wet metallurgical electrolytic zinc production, which are produced by adding elements such as silver, calcium, strontium, and rare earths to lead as the basic raw material, in accordance with specific formulations and processes.

Publish Date: 2014-10-14

YS/T 999-2014 Abolished

YS/T 999-2014 Capillary tube of copper and copper alloy-eddy current testing method

This standard specifies the penetrating eddy current flaw detection method for copper and copper alloy capillary tubes, including: terms and definitions, eddy current flaw detection principles and methods, eddy current flaw detection systems, artificial standard defect sample tubes, flaw detection steps, evaluation of flaw detection results, general requirements for flaw detection personnel, and flaw detection reports.
This standard applies to the specification range of copper and copper alloy capillary tubes: outer diameter (Φ0.5 to Φ6.1) × inner diameter (Φ0.3 to Φ4.45). Other specification capillary tubes can refer to this standard for implementation.

Publish Date: 2014-10-14

YS/T 1008-2014 Abolished

YS/T 1008-2014 Coated cobalt powder

This standard specifies the requirements for coated cobalt powders, test methods, inspection rules, and marking, packaging, transportation, storage, quality certificates, and the contents of contracts (or purchase orders).
This standard applies to coated cobalt powders using paraffin as a molding agent for use in the hard alloy industry. Coated cobalt powders using polyethylene glycol or polyethylene as molding agents can be used as a reference.

Publish Date: 2014-10-14

YS/T 1011-2014 Abolished

YS/T 1011-2014 Methods for chemical analysis of high purity cobalt—Determination of impurity elements content—Glow discharge mass spectrometry

This standard specifies the determination methods for impurity elements in high-purity cobalt, and the elements to be determined are listed in Table 1.
This standard is applicable to the determination of the impurity element content in high-purity cobalt, with the measurement range of the mass fraction of each element being 0.1 μg/kg to 20,000 μg/kg.

Publish Date: 2014-10-14

YS/T 1012-2014 Abolished

YS/T 1012-2014 Methods for chemical analysis of high purity nickel—Determination of trace impurity elements content—Glow discharge mass spectrometry

This standard specifies the determination methods for impurity elements in high-purity nickel. The elements to be determined are listed in Table 1.
This standard is applicable to the determination of the content of impurity elements in high-purity nickel. The range of mass fractions of each element to be determined is 0.1 μg/kg to 20,000 μg/kg.

Publish Date: 2014-10-14

YS/T 923.2-2013 Abolished

YS/T 923.2-2013 Methods for chemical analysis of high purity bismuth—Part 2:Determination of trace impurity elements content—Glow discharge mass spectrometry

This part of YS/T 923 specifies the determination method for the content of trace impurity elements in high-purity bismuth, and the elements to be determined are listed in Table 1.
This part is applicable to the determination of the content of trace impurity elements in high-purity bismuth. The determination range of each element is 5.0 micrograms/kg to 5,000 micrograms/kg.

Publish Date: 2013-10-17

YS/T 929-2013 Abolished

YS/T 929-2013 Palladium acetate (Ⅱ)

This standard specifies the requirements, test methods, inspection rules, and marking, packaging, transportation, storage, and quality certificates for palladium acetate, as well as the content of contracts (or purchase orders).
This standard applies to palladium acetate used in the chemical pharmaceutical, fine chemical, and chemical processing industries.

Publish Date: 2013-10-17

YS/T 930-2013 Abolished

YS/T 930-2013 Tetraammine dichloropalladium (Ⅱ)

This standard specifies the requirements, test methods, inspection rules, and marking, packaging, transportation, storage, and quality certificates, as well as the content of contracts (or purchase orders) for dichlorotetraamine palladium.
This standard is applicable to dichlorotetraamine palladium used in the fine chemical and electroplating industries.

Publish Date: 2013-10-17

YS/T 931-2013 Abolished

YS/T 931-2013 Palladium(Ⅱ) nitrate

This standard specifies the requirements, test methods, inspection rules, and marking, packaging, transportation, storage, as well as the content of quality certificates and contracts (or purchase orders) for palladium nitrate.
This standard applies to palladium nitrate used in fine chemicals and palladium-coated catalytic converters for automotive exhaust gas treatment.

Publish Date: 2013-10-17