<strong id="dqhta"><blockquote id="dqhta"></blockquote></strong>
  • <span id="dqhta"><sup id="dqhta"><object id="dqhta"></object></sup></span>

              1. <optgroup id="dqhta"></optgroup>

              2. <acronym id="dqhta"></acronym>
                <span id="dqhta"><blockquote id="dqhta"><nav id="dqhta"></nav></blockquote></span>
                Jiangsu Huaxu Pharmaceutical Co., Ltd.
                Today:
                Sulbactam...
                Iodomethyl sulbactan...
                Sultamicillin Tosilate...
                Sultamicillin Base...
                Sulbactam Sodium...
                Pivoxil Sulbactam...
                5-mercapto-1,2,3,4-Tetrazole-1-methl su...
                5-mercapto-1-methyltetrazole...
                1-[2-(Dimethylamino)ethyl]-1H-tetrazole...
                2-(2-AMINOTHIAZOL-4-YL) ACETIC ACID, HY...
                HO-EPCP...
                Piperazine-2,3-Dione...
                crude Cefotiam...
                Tazobactan acid...
                 
                Sulbactam
                Chemical name: (2S-cis)-3,3-dimet hyl-7-oxy-4-sulph-1-aza dicyclo [3,2,0] heptane -2- carboxylic acid 4,4-dioxide
                Molecular formula: C8H11NO5S
                Molecular weight: 233.24
                Structural formula:  
                Pecification: QB2004
                Appearance: white or offwhite crystal
                Melting point: 146℃~151℃
                Optical rotation: +243° ~+258°
                Color of liquor: lighter than 1# yellow or yellow green standard liquid Clarity:lighter than 1# standard liquid
                Moisture: ≤0.5%
                Content: ≥99%
                Solubility: dissolved in water, methanol and ethyl acetate
                Uses: intermediate of antibiotics. It is a semisynthetic ß-lactamase inhibitor,and it has good antibacterial action when used with ß-lactam antibiotics.
                Packing: 25kg/ drum
                Home | About us | Products | Factory | Order | Contact us | 中文版
                2019年久青草新免费视频 m,中文字幕一区到六区变态另类,免费久久狼人香蕉网狠狠,欧美大片H版大合集 mp4,亚洲人成伊人成综合44rt,日本另类αv欧美另类aⅴ综合,中文字幕亚洲欧美日韩2019,欧美黑吊粗大猛烈18p,在线观看国产一区二区三区,欧美黑人与白人中文字幕无线乱码,日本一区卡高清更新一区