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Standard No. Title Price(USD) Delivery Status Add To Cart
GB/T 337.1-2014 Concentrated nitric acid for industrial use (USD) via email in 1-3 business day VALID
GB/T 1919-2000 Potassium hydroxide for industrial use (USD) via email in 1-3 business day ABOLISHED
HG/T 2527-1993 (USD) via email in 1-3 business day ABOLISHED
GB/T 29643-2013 Sodium hydroxide for industrial use—Laboratory sample—Preparation of the main solution for carrying out certain determinations (USD) via email in 1-3 business day VALID
GB/T 11198.4-1989 Sulphuric acid for industrial use-Determination of iron content-Atomic absorption spectroscopy (USD) via email in 1-3 business day ABOLISHED
DL 425.5-1991 (USD) via email in 1-3 business day ABOLISHED
GB/T 4348.1-2000 Sodium hydroxide for industrial use-Determination of sodium hydroxide and sodium carbonate content (USD) via email in 1-3 business day ABOLISHED
GB 209-2006 Sodium hydroxide for industrial use (USD) via email in 1-3 business day ABOLISHED
GB/T 23855-2009 Liquid sulphur trioxide (USD) via email in 1-3 business day ABOLISHED
HG/T 4530-2013 Flame retardant—Aluminum hydroxide (USD) via email in 1-3 business day VALID
GB/T 7698-2014 Sodium hydroxide for industrial use—Determination of carbonates content—Titrimetric method (USD) via email in 1-3 business day VALID
GB/T 22650-2008 Sodium hydroxide for industrial use - Determination of calcium and magnesium content - Complexometric method (USD) via email in 1-3 business day VALID
GB/T 4147.4-1984 Method of test for ignited residue content in concentrated nitric acid-Gravimetry (USD) via email in 1-3 business day ABOLISHED
GB/T 337.2-2002 Dilute nitric acid for industrial use via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 11213.5-2006 Sodium hydroxide for chemical fiber use—Determination of sulphate content via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 11198.9-1989 Sulphuric acid for industrial use-Determination of mercury content-Dithizone photometric method (USD) via email in 1-3 business day ABOLISHED
DL 425.1-1991 (USD) via email in 1-3 business day ABOLISHED
GB/T 337.1-2002 Concentrated nitric acid for industrial use via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 11213.3-2003 Sodium hydroxide for chemical fiber use—Determination of the calcium content—EDTA complexometric method via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB 11213.6-1989 Sodium hydroxide for chemical fiber use; Determination of sulphate mass fraction; Turbidimetric (USD) via email in 1-3 business day ABOLISHED
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