This document applies to fresh mineral oils and synthetic oils with and without additives. Used oils are also involved if an adequate amount of the sample could be achieved by filtering through a membrane filter.
DIN 51455:2020 history
2020DIN 51455:2020 Liquid petroleum products - Determination of particle number and particle size in oils
1970DIN 51455 E:2019-12 Liquid petroleum products - Determination of particle number and particle size in oils
0000 DIN 51455:2019
1970DIN 51455 E:2014-11 Liquid petroleum products - Determination of particle number and particle size in oils