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GB/T 23835.9-2009 Lithium perchlorate anhydrous - Part 9: Determination of calcium content (USD) via email in 1-3 business day VALID
DB37/T 3259-2018 Implementation Guidelines for the Management and Control System of Risk Classification for Production Safety of Bromine industry enterprises via email in VALID please email coc@codeofchina.com for quotation
GB/T 23844-2019 General method for the determination of sulphate in inorganic chemicals products (USD) via email in 1-3 business day TO BE VALID
GB/T 19281-2014 Analytic method for calcium carbonate (USD) via email in 1-5 business day VALID
GB/T 23835.2-2009 Lithium perchlorate anhydrous - Part 2: Determination of lithium perchlorate anhydrous content (USD) via email in 1-3 business day VALID
GB/T 21058-2007 Inorganic chemicals for industrial use—General method for mercury content—Flameless atomic absorption spectrometric method (USD) 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 (USD) 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 (USD) via email in 1-3 business day VALID
GB/T 23773-2009 Inorganic chemicals for industrial use - General method for determination of ammonium content - Nesslers reagent colorimetric method (USD) 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 (USD) via email in 1-3 business day VALID
GB/T 30906-2014 Determination of sodium tripolyphosphate content of sodium tripolyphosphate—Ion chromatography (USD) via email in 1-3 business day VALID
GB/T 23774-2009 Inorganic chemicas for industrial use - General method for the determination of whiteness (USD) via email in 1-3 business day VALID
GB/T 23845-2009 Inorganic chemicals for industrial use - General method for the determination of bromide (USD) via email in 1-3 business day VALID
GB/T 28603-2012 Production technical regulation for Anhydrous hydrogen fluoride (USD) via email in 1-3 business day VALID
GB/T 30905-2014 Inorganic chemicals for industrial use—Determination of element contents—X-ray fluorescence analysis (USD) via email in 1-3 business day VALID
GB/T 23835.12-2009 Lithium perchlorate anhydrous - Part 12: Determination of total nitrogen content (USD) via email in 1-3 business day VALID
GB/T 23835.3-2009 Lithium perchlorate anhydrous - Part 3: Determination of moisture content (USD) via email in 1-3 business day VALID
GB/T 23834.3-2009 Chemical analysis method for stannous sulfate - Part 3: Determination of alkali metals sulfate and alkaline-earth metals sulfate - Gravimetric method (USD) via email in 1-3 business day VALID
HG/T 3811-2006 Methods of test for bromide for industrial use (USD) via email in 1-3 business day VALID
GB/T 23835.5-2009 Lithium perchlorate anhydrous - Part 5: Determination of chloride content (USD) via email in 1-3 business day VALID
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