Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Position: Search valid to be valid superseded to be superseded abolished to be abolished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 9007-1988 Macroporous ball silica gel $180.00 via email in 1~3 business day valid
GB 9008-1988 Terms of liquid chromatography; Liquid column chromatography and planar chromatography $510.00 via email in 1~5 business day abolished
GB 9009-1988 Formaldehyde solution for industrial use $280.00 via email in 1~3 business day superseded
GB 901-1988 Double End Studs (Clamping Type) - Product Grade B $20.00 immediately valid
GB 9010-1988 Solutions of methylamines for industrial use--Standard test method $180.00 via email in 1~3 business day valid
GB 9011-1988 Solution of monomethyl amine for industrial use $180.00 via email in 1~3 business day valid
GB 9012-1988 Solution of dimethyl amine for industrial use $180.00 via email in 1~3 business day valid
GB 9013-1988 Solution of trimethyl amine for industrial use $180.00 via email in 1~3 business day valid
GB 9014-1988 Synthetic n-butyl alcohol for industrial use $75.00 via email in 1~3 business day superseded
GB 9015-1988 Hexamethylene-tetramine for industrial use $75.00 via email in 1~3 business day valid
GB 9018.1-1988 Celestite ores--Determination of strontium and calcium contents--EDTA volumetric method $184.00 via email in 1~3 business day superseded
GB 9018.10-1988 Celestite ores--Determination of hygroscopic moisture content--Gravimetric method $180.00 via email in 1~3 business day superseded
GB 9018.2-1988 Celestite ores--Determination of barium content--Barium chromate volumetric method $184.00 via email in 1~3 business day superseded
GB 9018.3-1988 Celestite ores--Determination of sulphate content--Barium sulphate gravimetric method $184.00 via email in business day superseded
GB 9018.4-1988 Celestite ores--Determination of calcium and magnesium contents--Atomic absorption spectrometry $184.00 via email in 1~3 business day superseded
GB 9018.5-1988 Celestite ores--Determination of silicon content--Molybdenum blum spectrophotometric method $184.00 via email in 1~3 business day superseded
GB 9018.6-1988 Celestite ores--Determination of silicon content--Perchloric acid dehydration gravimetric method $184.00 via email in 1~3 business day superseded
GB 9018.7-1988 Celestite ores--Determination of iron content--Sulphosalicylic acid spectrophotometric method $184.00 via email in 1~3 business day superseded
GB 9018.8-1988 Celestite ores--Determination of aluminium content--Chromazurol S spectrophotometric method $184.00 via email in business day superseded
GB 9018.9-1988 Celestite ores--Determination of aluminium content--EDTA volumetric method $180.00 via email in 1~3 business day superseded
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