溴甲酚绿钠盐,Bromocresol Green sodium salt [BCG];crystalline
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知母皂苷元,Sarsasapogenin;≥98%
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五氯化铌,Niobium(V) chloride;anhydrous, powder, 99.995% trace metals basis
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γ-氨基丁酸,γ-Aminobutyric acid [GABA];BioXtra, ≥99%
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甲基紫精水合物 [二氯百草枯],Methyl viologen dichloride hydrate;PESTANAL®, analytical standard, ≥98.0%
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硝酸钆(III)六水合物,Gadolinium(III) nitrate hexahydrate;crystals and lumps, 99.9% trace metals basis