18-冠醚-6,18-Crown-6;purum, ≥99.0% (GC)
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偏硅酸钠九水合物,Sodium metasilicate nonahydrate;BioReagent, suitable for plant cell culture, ≥98%
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猫血红蛋白,Hemoglobin from Cat blood [Hb];powder, 98.0%-100.0%
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碘,Iodine;99.999% trace metals basis
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氧化钆(III),Gadolinium(III) oxide;powder, ≥99.99% trace metals basis
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双嘧达莫,Dipyridamole;certified reference material, pharmaceutical secondary standard
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多粘菌素B硫酸盐,Polymyxin B sulfate salt;powder, BioReagent, suitable for cell culture, ≥6,000 USP units per mg