壳聚糖,Chitosan;high purity, non-animal derived, average Mw 100 kDa
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乙酸甲酯,Methyl acetate;analytical standard, ≥99.9% (GC)
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L-组氨酸,L-Histidine;suitable for manufacturing use, ≥98.5%
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正庚酸,Heptanoic acid;≥99.0% (GC)
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乙酸钙水合物,Calcium acetate hydrate;ReagentPlus®, ≥99% (titration), powder
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青霉素V钾盐,Penicillin V potassium salt;Pharmaceutical Secondary Standard; Certified Reference Material
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乙二胺四乙酸四钠盐二水合物 [EDTA四钠盐],Ethylenediaminetetraacetic acid tetrasodium salt dihydrate;99.0-102.0% (titration)