锰酸钡,Barium manganate;technical grade, 90%
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氧化锗(IV),Germanium(IV) oxide;(crystalline powder), 99.998% trace metals basis
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柠檬酸,Citric acid;Pharmaceutical Secondary Standard; Certified Reference Material
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氧化铅(II),Lead(II) oxide [PbO];99.999% trace metals basis
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高氯酸银,Silver perchlorate;anhydrous, 97%
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多库酯钠盐,Dioctyl sulfosuccinate sodium salt [AOT, DOSS];BioXtra, ≥99%
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磺胺喹恶啉钠盐,Sulfaquinoxaline sodium salt;≥92.5%