标准摘要
[中文适用范围]： 规定了用于测定可溶于甲苯和2-丙醇混合物的石油产品和润滑剂中的酸性或碱性成分的颜色指示剂滴定方法。 适用于解离常数极低的酸或碱的测定。 取代第一版。 [外文原描述]： Specifies a colour-indicator titration method for the determination of acidic or basic constituents in petroleum products and lubricants soluble in mixtures of toluene and propan-2-ol. It is applicable for the determination of acids or bases having extremly low dissociation constants. Replaces the first edition.
英文名称Petroleum products and lubricants — Determination of acid or base number — Colour-indicator titration method