Standards

YS/T 943-2013 Abolished

YS/T 943-2013 Palladium(II) sulfate

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 sulfate.
This standard is applicable to palladium sulfate used in the fine chemical and electroplating industries.

Publish Date: 2013-10-17

YS/T 207-2013 Abolished

YS/T 207-2013 Tubes of precious metals and their alloys for conductive ring

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 conductive ring tubes made of precious metals and their alloys.
This standard applies to the manufacture of conductive ring tubes made of precious metals and their alloys.

Publish Date: 2013-10-17

YS/T 229.1-2013 Abolished

YS/T 229.1-2013 Methods for chemical analysis of high pure lead—Part 1:Determination of silver, copper, bismuth, aluminum, nickel, tin, magnesium and iron contents—Atomic emission spectrometer

This part of YS/T 229 specifies the determination methods for the amounts of silver, copper, bismuth, aluminum, nickel, tin, magnesium, and iron in high-purity lead.
This part is applicable to the determination of the amounts of silver, copper, bismuth, aluminum, nickel, tin, magnesium, and iron in high-purity lead. The determination ranges for each element are shown in Table 1:

Publish Date: 2013-10-17

YS/T 319-2013 Abolished

YS/T 319-2013 Lead concentrate

This standard specifies the requirements for lead concentrate, test methods, inspection rules, packaging and transportation, and the content of contracts (or purchase orders).
This standard applies to lead concentrate obtained by flotation from sulfide ores, which is used in lead smelting.

Publish Date: 2013-10-17

YS/T 461.10-2013 Abolished

YS/T 461.10-2013 Methods for chemical analysis of lead and zinc bulk concentrates—Part 10:The determination of gold and silver contents—Fire-assaying methods

This part of YS/T 461 specifies the determination methods for the gold and silver content in mixed lead-zinc concentrates.
This part is applicable to the determination of the gold and silver content in mixed lead-zinc concentrates. The determination range is: silver: 500 g/t to 3,000 g/t; gold: 0.5 g/t to 15.0 g/t

Publish Date: 2013-10-17

YS/T 461.4-2013 Abolished

YS/T 461.4-2013 Methods for chemical analysis of lead and zinc bulk concentrates—Part 4:The determination of arsenic content—Iodimetricic method

This part of YS/T 461 specifies the method for determining the arsenic content in mixed lead-zinc concentrates.
This part is applicable to the determination of arsenic content in mixed lead-zinc concentrates. The measurement range is 0.10% to 1.00%.

Publish Date: 2013-10-17

YS/T 461.6-2013 Abolished

YS/T 461.6-2013 Methods for chemical analysis of lead and zinc bulk concentrates—Part 6:The determination of mercury content—Atomic fluorescence spectrometry

This part of YS/T 461 specifies the method for determining the mercury content in mixed lead-zinc concentrates.
This part is applicable to the determination of mercury content in mixed lead-zinc concentrates. The measurement range is 0.0002% to 0.10%.

Publish Date: 2013-10-17

YS/T 461.8-2013 Abolished

YS/T 461.8-2013 Methods for chemical analysis of lead and zinc bulk concentrates—Part 8:Determination of copper content—Flame atomic absorption spectrometry

This part of YS/T 461 specifies the method for determining the copper content in mixed lead-zinc concentrates.
This part is applicable to the determination of copper content in mixed lead-zinc concentrates. The measurement range: copper: 0.10% to 5.00%.

Publish Date: 2013-10-17

YS/T 461.9-2013 Abolished

YS/T 461.9-2013 Methods for chemical analysis of lead and zinc bulk concentrates—Part 9:The determination of silver content—Flame atomic absorption spectrometry

This part of YS/T 461 specifies the method for determining the amount of silver in mixed lead-zinc concentrates.
This part is applicable to the determination of the amount of silver in mixed lead-zinc concentrates. The measurement range is 50 g/t to 500 g/t.

Publish Date: 2013-10-17

YS/T 627-2013 Abolished

YS/T 627-2013 Wrought magnesium and magnesium alloys rotundity ingots

This standard specifies the requirements, test methods, inspection rules, and marking, packaging, transportation, storage, and quality certificates for deformed magnesium and magnesium alloy round cast ingots, as well as the content of purchase orders (or contracts).
This standard applies to magnesium and magnesium alloy cast ingots with a circular cross-section, which are used as blanks for extrusion, forging, and other deformation processes (hereinafter referred to as "cast ingots").

Publish Date: 2013-10-17

YS/T 673-2013 Abolished

YS/T 673-2013 Deoxidization cobalt powder

This standard specifies the requirements for reduced cobalt powder, test methods, inspection rules, marking, packaging, transportation, storage, quality certificates, and the content of contracts (or purchase orders).
This standard applies to cobalt powders obtained by reduction from cobalt-containing materials such as cobalt oxalate, cobalt carbonate, and cobalt oxide, which are used in industries such as hard alloys, diamond products, rechargeable batteries, and ceramics.

Publish Date: 2013-10-17

YS/T 888-2013 Abolished

YS/T 888-2013 Classification for scrap wires and cables

This standard specifies the classification and requirements of waste electrical wires and cables with metal conductors.
This standard applies to the domestic and international trade of waste electrical wires and cables with metal conductors, as well as their recycling and utilization by non-ferrous metal recycling and processing enterprises.

Publish Date: 2013-10-17