九九久久精品免费观看,蜜臀av午夜福利在线,后入内射无码人妻一区,六月婷婷精品视频在线观看,一区二区三区婷婷中文字幕,51精品免费视频国产专区,JIZZJIZZ国产,国产极品女主播国产区,亚洲一区二区三区国产精品 ,免费一看一级毛片

歡迎來到合成化學(xué)產(chǎn)業(yè)資源聚合服務(wù)平臺(tái)化學(xué)加!客服熱線 020-29116151、29116152
圖片加載中
LOADING IMAGES
桿菌肽 桿菌肽

桿菌肽

CAS號(hào) 1405-87-4
規(guī)格 1kg/tin
純度 99%
貨號(hào) OC-1405-87-4
貨期 ---
品牌 octagonchem
庫存 ---
注意:請(qǐng)務(wù)必與賣家聯(lián)系核實(shí)單價(jià)庫存,以確保您的資金安全及交易順利。
參考價(jià): ¥7000.00 元/公斤
貨號(hào) 品牌 純度 規(guī)格 參考價(jià) 貨期
OC-1405-87-4 octagonchem 99% 1kg/tin ¥7000.00元/公斤 ---

產(chǎn)品詳情

詳細(xì)信息(中文):
醫(yī)藥級(jí)桿菌肽現(xiàn)貨銷售
詳細(xì)信息(英文):
What is bacitracin?
Bacitracin is a white to off-white fluffy powder. It is one of our China GMP-Approved APIs along with Bacitracin zinc, polymyxin b sulfate. It is soluble in water, ethanol, and pyridine. Its acidic or neutral aqueous solution is relatively stable. When pH maintains at 5-7, the bacitracin solution is stable for 4 weeks. When solution pH is greater than 9, bacitracin could degrade rapidly at room temperature.
Bacitracin, first isolated in 1945 and later commercially produced, is a mixture of related polypeptides widely used as an antibiotic in injections or topical formulations.
It is a mixture of related compounds with different antibacterial activities. Components include bacitracin A, A1, B, B1, B2, C, D, E, F, G, and X. Bacitracin A was found to have the most antibacterial activity. Bacitracin B1 and B2 have similar potencies and are approximately 90% as active as bacitracin A. Other bacitracin components including F and X do not appear to be extensively studied.
Bacitracin is manufactured by growing the bacteria Bacillus subtilis var Tracy in a container of liquid growth medium in our FDA-audited facility. After fermentation, the bacteria synthesize the antibiotic and secrete the antibiotic into the medium. Then bacitracin is extracted from the medium through chemical processing.
Bacitracin is an effective narrow-spectrum polypeptide with an antibacterial spectrum similar to penicillin and effective against Gram-positive bacteria, some Gram-negative bacteria, spirochetes, and actinomycetes. These polypeptides inhibit Gram-positive bacteria by interfering with the cell wall and peptidoglycan synthesis.

產(chǎn)品實(shí)物圖

產(chǎn)品實(shí)物圖

產(chǎn)品百科查看更多

英文名 Bacitracin
中文名 桿菌肽
CAS號(hào) 1405-87-4 溶解性 可溶
分子量 1422.69000 熔點(diǎn) 221-225°C
密度 1.43 g/cm3 沸點(diǎn) 1750.1oC at 760 mmHg

商家信息

山東八方化工科技有限公司

營業(yè)執(zhí)照已審核 企業(yè)已認(rèn)證

聯(lián)系人:Chris

號(hào)碼一: 155****

號(hào)碼二: ****

VIP企業(yè)默認(rèn)展示聯(lián)系方式,非VIP企業(yè)僅限注冊(cè)登錄用戶可見

  • 公司類型:貿(mào)易商
  • 成立時(shí)間:2020-03-26
  • 所在地區(qū):山東省煙臺(tái)市
  • 注冊(cè)資本:300萬元
推薦供應(yīng)商

產(chǎn)品:桿菌肽

日韩av无码精品人妻系列| 又大又长粗又爽又黄少妇毛片| 国产91色| 免费高清日本中文| 国产精品中文第一字幕| 国产99视频精品免费视看6| 亚洲一区二区三区久久综合| 四虎影视一区二区精品| 奇米影视7777狠狠狠狠色| 四虎国产精品永久在线| 仙女白丝jk小脚夹得我好爽 | 欧美丰满熟妇乱XXXXX网站| 色网在线观看| 丰满无码人妻热妇无码区| 久久热这里只有精品66| 久久精品99国产国产精| 少妇人妻偷人免费观看| 亚洲国产韩国欧美在线| bt天堂新版中文在线| 部精品久久久久久久久| 豆国产96在线 | 亚洲| 亚洲 日本 欧美 中文幕| 人人妻人人狠人人爽天天综合网| 国产在视频线精品视频2021| 午夜性色一区二区三区不卡视频| 精品国产亚洲一区二区三区在线观看| 国产福利免费在线观看| 婷婷色综合成人成人网小说| 成人一区二区三区视频在线观看 | 无码av波多野结衣久久| 国产精品久久久久久爽爽爽| 亚洲成a人片在线观看导航| 国产色婷婷| 又黄又爽又色的少妇毛片| 花式道具play高h文调教| 成人做爰高潮片免费视频| 午夜亚洲福利在线老司机 | 欧美另类图片视频无弹跳第一页| 亚洲成在人线av品善网好看| 久久国产成人亚洲精品影院老金| 日韩精品av一区二区三区|