IP 139:1998 (R2004)现行
Petroleum Products And Lubricants - Determination Of Acid Or Base Number - Colour-indicator Titration Method
出版：Energy Institute (formerly Institute of Petroleum)
专家解读视频
Defines a colour-indicator titration method for the determination of acid or basic constituents in petroleum products and lubricants soluble in mixtures of toluene and propan-2-ol.
Also numbered as ASTM D 974 and BS 2000-139(1998). (03/2004)
ASTM D974-12 - Equivalent
ISO 6618:1997 - Identical
ASTM D974-07 - Equivalent
BS 2000-139:1998 - Equivalent
ASTM D974-11 - Equivalent
BS 2000-139:1993 - Identical
