Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
GB/T 655-2011 Chemical Reagent - Ammonium Persulfate $90.00 immediately valid
GB/T 656-1977 Chemical reagents--Ammonium dichromate $180.00 via email in 1~3 business day superseded
GB/T 656-2003 Chemical reagent—Ammonium dichromate $90.00 via email in 1~3 business day valid
GB/T 657-1993 Chemical reagent. Hexaammonium heptamolybdate terahydrate $180.00 via email in 1~3 business day abolished
GB/T 657-2011 Chemical reagent—Hexaammonium heptamolybdate tetrahydrate $120.00 via email in 1~3 business day valid
GB/T 658-1988 Chemical reagent-Ammonium chloride $264.00 via email in 1~3 business day superseded
GB/T 658-2006 Chemical reagent - Ammonium chloride $180.00 via email in 1~3 business day valid
GB/T 659-1993 Chemical reagents. Ammonium nitrate $180.00 via email in 1~3 business day abolished
GB/T 659-2011 Chemical reagent—Ammonium nitrate $120.00 via email in 1~3 business day valid
GB/T 660-1992 Chemical reagents;Ammonium thiocyanate $184.00 via email in 1~3 business day superseded
GB/T 660-2015 Chemical reagent―Ammonium thiocyanate $130.00 via email in 1~3 business day valid
GB/T 661-1992 Chemical reagents;Ammonium ferrous sulfate $184.00 via email in 1~3 business day superseded
GB/T 661-2011 Chemical reagent—Ammonium iron(Ⅱ) sulfate hexahydrate $160.00 via email in 1~3 business day valid
GB/T 664-1993 Chemical reagents;Ferrous sulfate $180.00 via email in 1~3 business day superseded
GB/T 664-2011 Chemical reagent—Iron(Ⅱ)sulfate heptahydrate $120.00 immediately valid
GB/T 665-1988 Chemical reagent-Copper(11) sulfate pentahydrate $184.00 via email in 1~3 business day superseded
GB/T 665-2007 Chemical reagent - Copper (Ⅱ) sulfate pentahydrate $140.00 via email in 1~3 business day valid
GB/T 666-1993 Chemical reagent. Zinc sulfate heptahydrate $180.00 via email in 1~3 business day abolished
GB/T 666-2011 Chemical reagent—Zinc sulfate heptahydrate $180.00 via email in 1~3 business day valid
GB/T 667-1978 Chemical reagents--Zinc nitrate $30.00 via email in 1~3 business day abolished
* Related standard quantity: * Page quantity: * Current: * First Previous [3][4][5][6][7][8][9][10][11][12][13] Next End



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