潮霉素B,Hygromycin B;50mg/mL in water (from Streptomyces hygroscopicus)
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丁基羟基茴香醚,Butylated hydroxyanisole [BHA];≥98.5%
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色胺,Tryptamine;analytical standard, ≥97.5% (GC), 97.5-102.5% (NT)
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益康唑硝酸盐 [硝酸益康唑],Econazole nitrate salt;powder or crystals
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五氯化铌,Niobium(V) chloride;≥99.9% trace metals basis
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山梨酸,Sorbic acid;Pharmaceutical Secondary Standard; Certified Reference Material
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焦碳酸二乙酯,Diethyl pyrocarbonate [DEPC];≥97% (NMR)