Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
GB 3254.2-1982 Chemical analysis of antimony trioxide--Determination of antimony trioxide by difference 184.0 via email in 1~3 business day superseded
GB 3255.1-1982 Chemical analysis of antimony trisulfide--The bromate volumetric method for determination of antimony 184.0 via email in 1~3 business day superseded
GB 3255.2-1982 Chemical analysis of antimony trisulfide--The barium sulfate gravimetric method for determination of combined sulfur 184.0 via email in 1~3 business day valid
GB 3255.3-1982 Chemical analysis of antimony trisulfide--The combustion-iodine volumetric method for determination of free sulfur 184.0 via email in 1~3 business day superseded
GB 3255.4-1982 Chemical analysis of antimony trisulfide--Gravimetric method for determination of aqua-regia insolubles 184.0 via email in 1~3 business day superseded
GB 5119.1-1985 Methods for chemical analysis of crude lead--The EDTA volumetric method for the determination of lead content 184.0 via email in 1~3 business day superseded
GB 5119.2-1985 Methods for chemical analysis of crude lead--The pyrocatechol violet photometric method for the determination of tin content 184.0 via email in 1~3 business day superseded
GB 5119.4-1985 Methods for chemical analysis of crude lead--The 5-Br-PADAP photometric method for the determination of antimony content 184.0 via email in 1~3 business day superseded
GB 5119.5-1985 Methods for chemical analysis of crude lead--The molybdo antimony arsenate blue photometric method for the determination of arsenic content 184.0 via email in 1~3 business day superseded
GB 5119.6-1985 Methods for chemical analysis of crude lead--The oscillopolarographic method for the determination of copper content 184.0 via email in 1~3 business day superseded
GB 5119.8-1985 Methods for chemical analysis of crude lead--The atomic absorption spectrophotometric method for the determination of gold content 184.0 via email in 1~3 business day superseded
GB 5119.9-1985 Methods for chemical analysis of crude lead--The atomic absorption spectrophotometric method for the determination of silver content 184.0 via email in 1~3 business day superseded
GB 5120.1-1985 60.0 via email in 1~3 business day superseded
GB 5121.1-1985 75.0 via email in 1~3 business day superseded
GB 5194.1-1985 Methods for chemical analysis of nickel matte--The dimethylglyoxime gravimetric method for the determination of nickel content 184.0 via email in 1~3 business day superseded
GB 5194.4-1985 Methods for chemical analysis of nickel matte--The sodium thiosulphate titrimetric method for the determination of copper content 184.0 via email in 1~3 business day superseded
GB 8648.1-1988 Cobalt--Determination of iron content--Sulfosalicylic acid spectrophotometric method 184.0 via email in 1~3 business day superseded
GB 8648.10-1988 Cobalt--Determination of nickel content--Flame atomic absorption spectrophotometric method 184.0 via email in 1~3 business day superseded
GB 8648.11-1988 Cobalt--Determination of copper and manganese content--Flame atomic absorption spectrophotometric method 184.0 via email in 1~3 business day superseded
GB 8648.12-1988 Cobalt--Determination of arsenic, antimony, bismuth, tin and lead content--Electrothermal atomic absorption spectrophotometric method 184.0 via email in 1~3 business day superseded


About Us   |    Contact Us   |    Terms of Service   |    Privacy   |    Cancellation & Refund Policy   |    Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886
Copyright: Codeofchina Inc 2008-2020