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Position: Search valid to be valid superseded to be superseded abolished to be abolished
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DB37/T 3313-2018 Determination of Chitosan in Fertilizer by Spectrophotometry via email in business day valid
DB37/T 3314-2018 Determination of Alginic Acid in Fertilizer- Spectrophotometric via email in business day valid
GB 19601-2004 Limit and determination of 23 harmful aromatic amines in dye produts 409.0 via email in 1 business day abolished
GB 2366-1986 Chemical products for industrial use; Determination of water content; Gas chromatographic method 45.0 via email in 1~3 business day abolished
GB 3143-1982 Color determination method of liquid chemicals(Hazen unit;Platinum-cobalt scale) 30.0 via email in 1 business day valid
GB 4472-1984 General rule for determination of density and relative density for chemical products 390.0 via email in 1~3 business day superseded
GB 5274-1985 Gas analysis; Preparation of calibration gas mixtures; Weighing methods 150.0 via email in 1~3 business day abolished
GB 5275-1985 Gas analysis; Preparation of calibration gas mixtures; Permeation methods via email in business day abolished
GB 6283-1986 Chemical products-Determination of water-Karl Fischer method (general method) 195.0 via email in 1~3 business day abolished
GB 6488-1986 Test method for refractive index of chemical products 15.0 via email in 1~3 business day abolished
GB 6682-1992 Water for analytical laboratory use--Specification and test methods 60.0 via email in 1 business day abolished
GB 7131-1986 Identification of polymers by pyrolytic gas chromatography 45.0 via email in 1~3 business day
GB 7686-1987 Chemical products for industrial use-General method for the determination of arsenic 135.0 via email in 1~3 business day abolished
GB 8322-1987 Molecular absorption spectrometry; Terminology 270.0 via email in 1~3 business day abolished
GB 8770-1988 Determination of dynamic adsorbed water for molecular sieve 75.0 via email in 1~3 business day abolished
GB 9008-1988 Terms of liquid chromatography; Liquid column chromatography and planar chromatography 510.0 via email in 1~5 business day abolished
GB/T 10248-2005 Gas analysis—Preparation of calibration gas mixtures—Static volumetric methods 300.0 via email in 1~3 business day valid
GB/T 10304-2008 Analytical method of cathode carbonate 210.0 via email in 1~3 business day valid
GB/T 10628-2008 Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures 420.0 via email in 1~5 business day valid
GB/T 10656-2008 Analysis of water used in boiler and cooling system - Determination of zinc - Zincon spectrophotometry 75.0 via email in 1~3 business day to be abolished


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