標(biāo)題: ASTM D 4251-1989 用電勢滴定法對陰離子表面活性劑中活性物質(zhì)... [打印本頁] 作者: 兌水 時間: 2009-10-9 11:10 標(biāo)題: ASTM D 4251-1989 用電勢滴定法對陰離子表面活性劑中活性物質(zhì)... D4251-89(2003) Standard Test Method for Active Matter in Anionic Surfactants by Potentiometric Titration