直接滴定 meaning in English

direct titration

Standard test method for pyridine bases in cresylic acid by direct titration
直接滴定法测定甲苯基酸中吡淀碱的标准试验方法
Surface active agents . technical alkane sulfonates . determination of alkane monosulfonates content by direct two - phase titration
表面活性剂.工业用烷基磺酸盐.用双相直接滴定法测定烷基单磺酸盐含量
Surface active agents . detergents . determination of anionic - active matter by manual or mechanical direct two - phase titration procedure
表面活性剂.洗涤剂.用手工或机械双相直接滴定法测定活性阴离子含量