DIN 51558-3 (1983-10)废止
Testing of petroleum products; determination of neutralization number; colour indicator titration; refrigerator oils
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
基本信息
标准编号： DIN 51558-3 (1983-10)
发布时间：1983/10/1 0:00:00
标准类别：Standard
出版单位：German Institute for Standardisation (Deutsches Institut für Normung)
标准页数：4
标准简介
Applies to unused refrigerator oils as specified in DIN 51503, with a maximum colour number of 2,0 as defined in ISO 2049.
等同采用的国际标准
ISO 7537:1997 - Identical
