常見例句雙語例句An antistatic agent of polyacrylamide quaternary ammonium compound was designed and synthesized.設(shè)計(jì)合成了聚丙烯酰胺季銨鹽類的抗靜電劑。Objective To study general toxicity, hereditary toxicity and mutagenicity of quaternary ammonium compound detergent.目的研究季氨化合物洗消劑的毒性、遺傳毒性及致突變性。The vice- product bis-quaternary ammonium compound remained in the product was measured by high pe…產(chǎn)品中殘留副產(chǎn)物雙季銨化合物采用液相色譜法進(jìn)行測定。 返回 quaternary ammonium compound