一女多男疯狂做爰的视频_日韩精品久久久久久久_国产日韩高清在线_年轻丰满的继牳伦理_国产亲近乱来精品视频_男人添女荫道口视频高清_国产日韩av片_精品午夜av_日日噜噜夜夜狠狠视频_av大片在线

醫(yī)藥化工出口貿(mào)易
Pharmaceutical export trade

Product Detail

詳細(xì)內(nèi)容
產(chǎn)品名稱 二硬脂?;字D憠A
英文名 1,2-Distearoyl-sn-glycero-3-phosphocholine
CAS NO. 816-94-4
Usage It is mainly used as pharmaceutical excipients for liposomes or thermosensitive liposomes, microbubble ultrasound contrast agents, special lipid microspheres, drug complexes and other pharmaceutical preparations.