醋酸锰四水合物 [四水乙酸锰],Manganese(II) acetate tetrahydrate;99.99% trace metals basis
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亚精胺 [精脒],Spermidine;BioReagent, for molecular biology, suitable for cell culture, ≥98%
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四氟硼酸银,Silver tetrafluoroborate;98%
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萘啶酸 [萘啶酮酸],Nalidixic acid;analytical standard, ≥99.0% (T)
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聚(乙二醇)甲基丙烯酸酯,Poly(ethylene glycol) methacrylate [PEGMA];average Mn 500, contains 900 ppm monomethyl ether hydroquinone as inhibitor
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四硼酸锂,Lithium tetraborate;Spectromelt® A 100, ≥99.0% (acidimetric)
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多聚半乳糖醛酸钠盐,Polygalacturonic acid sodium salt;from citrus fruit, ≥75% (titration)