硝酸铕(III)五水合物,Europium(III) nitrate pentahydrate;99.9% trace metals basis
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青霉素G钾盐,Penicillin G potassium salt;USP/NF,USP, crystalline powder, 1440-1680 units/mg -
羟基封端的聚二甲基硅氧烷,Poly(dimethylsiloxane), hydroxy terminated [PDMS];average Mn ~110,000, viscosity ~50,000 cSt -
聚(D,L-丙交酯-co-乙交酯),Poly(D,L-lactide-co-glycolide);Lactel® B6001-1, PLGA, lactide:glycolide 65:35, Mw 40,000-75,000
