The natural surface active substance obtained from the sapindus mukorssi contains terpenoid, steroid saponin, amine acid, protein, vitamin, oleic acid, oil and so on.

从无患子中提取出天然表面活性物质。该表面活性物质中含有萜类甾体皂甙及氨基酸、蛋白质、维生素、油酸、油脂等。

Be just nitrous acid because of the inner processing meat products has added a saltpetre, amine in meeting and leben forms sub nitramine, is cancerogen.

因为加工肉制品内添加了硝，也就是亚硝酸，会和酸奶中的胺形成亚硝胺，是致癌物。

The nucleophiles include alkene, alkyne, alcohol, acid, amine, water, etc.

亲核试剂包括烯烃、炔烃、醇、酸、胺、水等。

Screening for 2 - bromo-butyric acid as the starting material, after ammonolysis, esterification, ester amine solution, split, five-step cyclization reaction Levetiracetam.

筛选以2 -溴代丁酸为起始原料，经氨解，酯化，酯胺解，拆分，环合五步反应制得左乙拉西坦。

An organic acid containing an amine (ammonia-like) chemical group. Amino acids are put together by your body in highly specific ways to manufacture proteins.

一种包含胺基(具有氨水性质的化学基)有机酸。人体以特殊的方式将氨基酸装配加工成蛋白质。