Petroleum products - Determination of saponification number - Part 2 : potentiometric titration method .
石油产品。皂化值的测定。第2部分:电势滴定法。
Methods of test for petroleum and its products - Determination of saponification number - Potentiometric titration method
石油及其制品的试验方法.皂化值的测定.电位滴定法
Methods of test for petroleum and its products - Determination of saponification number - Colour-indicator titration method
石油及其产品的试验方法.皂化值的测定.颜色指示剂滴定法
Petroleum products - Determination of saponification number - Part 1: Colour indicator titration method
石油产品.皂化值的测定.第1部分:颜色指示滴定法