苯并[b]蒽 [并四苯],Benz[b]anthracene;sublimed grade, 99.99% trace metals basis
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盐酸奥昔布宁,Oxybutynin chloride;certified reference material, pharmaceutical secondary standard
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碳酸钙,Calcium carbonate;99.999% trace metals basis
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他克莫司,Tacrolimus;FK-506, Streptomyces sp.
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酸性黄17,Acid Yellow 17;Dye content 60 %
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苯磺酸,Benzenesulfonic acid;98.0% (T)
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溴化乙锭,Ethidium bromide [EB, EtBr];BioReagent, for molecular biology, powder