邻苯二甲酸,Phthalic acid [PA, PTA];puriss. p.a., ≥99.5%
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硫代乙酰胺,Thioacetamide [TAA];GR for analysis ACS,Reag. Ph Eur, ≥99.0%
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磺胺二甲基嘧啶,Sulfamethazine;pharmaceutical secondary standard, certified reference material
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1-辛烷磺酸钠盐,1-Octanesulfonic acid sodium salt;for ion pair chromatography LiChropur™, ≥99% (acidimetric)
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正己烷,Hexane;EMPLURA®, ≥95% (GC)
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碳酸钙,Calcium carbonate;≥99.995% trace metals basis
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碳酸氢铵,Ammonium bicarbonate;puriss., meets analytical specification of Ph.Eur., BP, E 503, 99-101%