500购彩安全购彩

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                氯霉素

                更新:2014-6-17 11:41:55

                  中文名:氯霉素
                  英文名:Chloramphenicol
                  别名:Chloromycetin; D-(-)-threo-2-Dichloroacetamido-1-(4-nitrophenyl)-1,3-propanediol; D(-)-threo-2,2-Dichloro-N-[b-hydroxy-a-(hydroxymethyl)-b-(4-nitrophenyl)ethyl]acetamide
                  CAS No.:56-75-7级别:USP Grade
                  分子式:C11H12Cl2N2O5分子量:323.13
                订购信息
                  货号规格价格品牌
                  0230-10g10g70GBCBIO
                  0230-50g50g320GBCBIO
                  0230-500g500g1850GBCBIO
                  0230-100g100g640Amresco
                产品介绍
                  Purity (%)……………….......................97.0-103.0
                  Identification………….....................................Pass
                  Melting Range (°C) ……......................... .149~153
                  pH (2.5%, Water) @25°C…………...........4.5~7.5
                  Specific Rotation (degrees)…....
                  Mode of Action: Inhibits translation on the 50S ribosomal subunit at the peptidyltransferase step (elongation inhibition). Bacteriostatic. Mode of Resistance: Acetylation by chloramphenicol acetyltransferase.
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