Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
YS/T 1220-2018 Chromium target $144.00 via email in 1~3 business day valid
YS/T 1221-2018 Tin granular $143.00 valid
YS/T 1222-2018 Tin ball $143.00 valid
YS/T 1222-2025 Tin ball and tin granular valid
YS/T 1223-2018 Byproduct of metallurgy lead thallium alloy ingot $143.00 valid
YS/T 1224-2018 Ultra high purity zinc $143.00 valid
YS/T 1225-2018 High-purity tin dioxide $179.00 valid
YS/T 1226-2018 Crude tellurium $143.00 valid
YS/T 1227.1-2018 Methods for chemical analysis of crude tellurium—Part 1: Determination of tellurium content—Gravimetric method $143.00 valid
YS/T 1227.2-2018 Methods for chemical analysis of crude tellurium—Part 2: Determination of gold and silver content—Fire assay gravimetric method $143.00 valid
YS/T 1227.3-2018 Methods for chemical analysis of crude tellurium—Part 3: Determination of copper content—Iodine titration method $143.00 valid
YS/T 1227.4-2025 Chemical analysis of crude antimony trioxide - Part 4: Determination of selenium content - Gravimetric method to be valid
YS/T 1228-2018 Crude nickel hydroxide $143.00 valid
YS/T 1229.1-2018 Methods for chemical analysis of crude nickel hydroxide-Patr 1:Determination of nickel content-Dimethylglyoxime gravimetric $143.00 via email in 1~3 business day valid
YS/T 1229.2-2018 Methods for chemical analysis of crude nickel hydroxide—Part 2: Determination of cobalt content—Flame atomic absorption spectrometric method $143.00 valid
YS/T 1229.3-2018 Methods for chemical analysis of crude nickel hydroxide—Part 3: Determination of copper, cobalt, manganese, calcium, magnesium, zinc, iron, aluminum, lead, arsenic and cadmium contents—Inductively coupled plasma atomic emission spectrometry $161.00 valid
YS/T 1229.4-2018 Methods for chemical analysis of crude nickel hydroxide—Part 4: Determination of chlorine content—Turbidimetry $143.00 valid
YS/T 1230.1-2018 Methods for chemical analysis of anode copper-Part 1:Determination of copper content-Iodine titration method and electrolytic method $250.00 via email in 1~3 business day abolished
YS/T 1230.2-2018 Methods for chemical analysis of anode copper-Part 2:Determination of gold and siler contents-Fire assay method $250.00 via email in 1~3 business day valid
YS/T 1230.3-2018 Methods for chemical analysis of anode copper—Part 3: Determination of tin, iron, arsenic, antimony, bismuth, lead, zinc and nickel contents—Inductively coupled plasma-atomic emission spectrometry $143.00 valid


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