烟酰胺 [尼克酰胺];Nicotinamide [NAM];BioReagent, suitable for cell culture, suitable for insect cell culture, ≥98% (HPLC)
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茚三酮,Ninhydrin;GR for analysis ACS,Reag. Ph Eur
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甲氨蝶呤 [氨甲喋呤],Methotrexate [MTX];Pharmaceutical Secondary Standard; Certified Reference Material
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苄索氯铵 [海胺1622],Benzethonium chloride;≥97% (titration), ≥98% (HPLC)
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氧化铒(III),Erbium(III) oxide;nanopowder, <100 nm particle size (BET), ≥99.9% trace metals basis