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Standard No. Title Price(USD) Delivery Status Add to Cart
GB/T 21057-2007 Inorganic chemicals for industrial use—General method for determination of fluorine content—Ion selective electrode method $180.00 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 $150.00 via email in 1~3 business day valid
GB/T 21354-2008 Powders - Determination of tap density $60.00 immediately valid
GB/T 21524-2008 Particle size determination of inorganic chemical products - Sieving method $104.00 via email in 1~3 business day valid
GB/T 21525-2008 Inorganic chemical products for industrial use - General method for determination of magnesium content by complexation titration $104.00 via email in 1~3 business day valid
GB/T 23274.1-2009 Methods for chemical analysis of stannic oxide - Part 1: Determination of stannic oxide content - Potassium iodate titrimetric method $100.00 via email in 1~3 business day valid
GB/T 23274.2-2009 Methods for chemical analysis of stannic oxide - Part 2: Determination of iron content - 1，10-phenanthroline photometric method $100.00 via email in 1~3 business day valid
GB/T 23274.3-2009 Methods for chemical analysis of stannic oxide - Part 3: Determination of arsenic content - Molybdoantimonyarsenate blue spectrophotometric method $100.00 via email in 1~3 business day valid
GB/T 23274.4-2009 Methods for chemical analysis of stannic oxide - Part 4: Determination of lead and copper content - Flame atomic absorption spectrometric method $100.00 via email in 1~3 business day valid
GB/T 23274.5-2009 Methods for chemical analysis of stannic oxide - Part 5: Determination of antimony content - Malachite green photometric method $100.00 via email in 1~3 business day valid
GB/T 23274.6-2009 Methods for chemical analysis of stannic oxide - Part 6: Determination of sulfate content - Visual turbidimetry method $80.00 via email in 1~3 business day valid
GB/T 23274.7-2009 Methods for chemical analysis of stannic oxide - Part 7: Determination of soluable matter in hydrochloric acid - Gravimetric method $80.00 via email in 1~3 business day valid
GB/T 23274.8-2009 Methods for chemical analysis of stannic oxide - Part 8: Determination of loss on ignition - Gravimetric method $80.00 via email in 1~3 business day valid
GB/T 23278.1-2009 Methods for chemical analysis of sodium stannate - Part 1: Determination of tin content - Titration $100.00 via email in 1~3 business day valid
GB/T 23278.2-2009 Methods for chemical analysis of sodium stannate—Part 2:Determination of iron content—1,10-phenanthroline photometric method $100.00 via email in 1~3 business day valid
GB/T 23278.3-2009 Methods for chemical analysis of sodium stannate—Part 3:Determination of arsenic content—Molybdoantimonyarsenate blue spectrophotometric method $100.00 via email in 1~3 business day valid
GB/T 23278.4-2009 Methods for chemical analysis of sodium stannate - Part 4: Determination of lead content - Flame atomic absorption spectrometry $100.00 via email in 1~3 business day valid
GB/T 23278.5-2009 Methods for chemical analysis of sodium stannate - Part 5: Determination of antimony content - Malachite green photometric method $100.00 via email in 1~3 business day valid
GB/T 23278.6-2009 Methods for chemical analysis of sodium stannate - Part 6: Determination of free alkali content - Titration $100.00 via email in 1~3 business day valid
GB/T 23278.7-2009 Methods for chemical analysis of sodium stannate - Part 7: Determination of alkali insoluble matter - Gravimetric analysis $80.00 via email in 1~3 business day valid
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