Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB 209-2006 Sodium hydroxide for industrial use 80.0 via email in 1~3 business day valid
GB 11213.7-1989 Sodium hydroxide for chemical fiber use; Determination of copper mass fraction; Spectrometric method 30.0 via email in 1~3 business day abolished
HG/T 3825-2006 Sodium hydroxide produced from natural soda by causticizing process 105.0 via email in 1~3 business day valid
GB/T 11212-2013 Sodium hydroxide for chemical fiber use 170.0 via email in 1~3 business day valid
GB 19107-2003 Requirements of packing for sodium hypochlorite solution 105.0 via email in 1~3 business day valid
YS/T 534.4-2007 Chemical analysis methods of aluminium hydroxide Part 4: Determination of iron oxide content Orthophenanthroline photometric method 60.0 via email in 1~3 business day valid
GB/T 29643-2013 Sodium hydroxide for industrial use—Laboratory sample—Preparation of the main solution for carrying out certain determinations 110.0 via email in 1~3 business day valid
GB/T 11213.2-2007 Sodium hydroxide for chemical fiber use—Determination of sodium chloride content—Spectrometric method 120.0 via email in 1~3 business day valid
GB/T 22651-2008 Sodium hydroxide for industrial use - Determination of mercury content - Spectrometric method 120.0 via email in 1~3 business day valid
GB/T 11213.1-2007 Sodium hydroxide for chemical fiber use—Determination of sodium hydroxide content 110.0 via email in 1~3 business day valid
HG/T 4531-2013 Magnesium Hydroxide for Flame Retardant 90.0 via email in 1~3 business day valid
GB/T 11199-1989 Membrane process sodium hydroxide 30.0 via email in 1~3 business day abolished
GB/T 11199-2006 High - purity sodium hydroxide 90.0 via email in 1~3 business day valid
YS/T 534.1-2007 Chemical analysis methods of aluminium hydroxide Part 1: Determination of moisture Gravimetric method 90.0 via email in 1~3 business day valid
GB/T 11200.2-1989 Membrane process sodium hydroxide; Determination of aluminium oxide content-spectrometric method 30.0 via email in 1~3 business day abolished
HG/T 3607-2007 Magnesium hydroxide for industrial use 150.0 via email in 1~3 business day valid
GB 11213.2-1989 Sodium hydroxide for chemical fiber use; Determination of sodium chloride content; Spectrometric method 30.0 via email in 1~3 business day abolished
GB/T 11212-2003 Sodium hydroxide for chemical fiber use 60.0 via email in 1~3 business day abolished
GB/T 4348.1-2013 Sodium hydroxide for industrial use—Determination of sodium hydroxide and sodium carbonate content 110.0 via email in 1~3 business day valid
GB/T 11200.1-2006 Sodium hydroxide for industrial use - Determination of sodium chlorate content - O-Tolidine spectrometric method 90.0 via email in 1~3 business day valid
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