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
GB/T 23942-2009 Chemical reagent—General rules for inductively coupled plasma atomic emission spectrometry $140.00 immediately valid
GB/T 23943-2009 Inorganic chemicals for industrial use—General method for the determination of chromium(Ⅵ) content—1 5-Diphenylcarbohydrazide spectrophotometric method $140.00 via email in 1~3 business day valid
GB/T 23944-2009 Inorganic chemicals for products use—General method for the determination of aluminium—Chromazurol S-spectrophotometric method $120.00 via email in 1~3 business day superseded
GB/T 23944-2023 General method for the determination of aluminium in inorganic chemical products—Chromazurol S spectrophotometric method $160.00 via email in 1~3 business day valid
GB/T 23945-2009 Inorganic chemicals for industrial use—General method for the determination of chloride content—Visible turbidimetric method $120.00 via email in 1~3 business day valid
GB/T 23946-2009 Inorganic chemicals for industrial use—General method for the determination of lead content—Atomic absorption spectrometry $180.00 via email in 1~3 business day valid
GB/T 23947.1-2009 Inorganic chemicals for industrial use—General method for determination of arsenic—Part 1:Silver diethyldithiocarbamate photometric method $180.00 via email in 1~3 business day valid
GB/T 23947.2-2009 Inorganic chemicals for industrial use—General method for the determination of arsenic content—Part 2:Gutzeit method $100.00 via email in 1~3 business day valid
GB/T 23947.3-2023 General method for the determination of arsenic in inorganic chemical products—Part 3:Atomic fluorescence spectrometry $165.00 via email in 1~3 business day valid
GB/T 23948-2009 Inorganic chemicals for industrial use—General method for the determination of water insoluble matter $80.00 via email in 1~3 business day superseded
GB/T 23948-2023 Inorganic chemicals for industrial use—General method for the determination of water insoluble matter $165.00 via email in 1~3 business day valid
GB/T 23949-2009 Inorganic chemicals for industrial use—General method for the determination of dry residue after evaporation $120.00 via email in 1~3 business day valid
GB/T 2395-1980 Method for the determination of shade and colouring strength in printing disperse dyes $180.00 via email in 1~3 business day abolished
GB/T 2395-2003 Disperse dyes-Determination of printing shade and relative strength $180.00 via email in 1~3 business day abolished
GB/T 23950-2009 Inorganic chemicals for industrial use—General method for determination of heavy metals $120.00 via email in 1~3 business day abolished
GB/T 23950-2024 General methods for the determination of heavy metals in inorganic chemical products $210.00 via email in 1~3 business day valid
GB/T 23951-2009 Inorganic chemicals for industrial use—General method for the determination of residue after ignition $120.00 via email in 1~3 business day valid
GB/T 23952-2009 Inorganic chemicals for industrial use—General method for the determination of total nitrogen content—Distillation-acid-base titrations method $120.00 via email in 1~3 business day valid
GB/T 23953-2009 Dimethyldichlorosilane for industrial use $120.00 via email in 1~3 business day valid
GB/T 23954-2009 Technical regulations for cleaning of reverse osmosis membrane element $270.00 via email in 1~3 business day valid
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