99久99/在线观看91精品视频/亚洲色图99p/国产欧美日韩久久 - 亚洲理论在线a中文字幕

Products for Export

Product Detail

Name Egg yolk lecithin
CAS NO. 93685-90-6
Usage Can be used as an emulsifier in fat injection and a raw material for synthesizing other medicaments.