The document covers the determination of the fraction of carbon atoms that are combined in aromatic rings, naphthenic rings and paraffinic chains (carbon-type-composition).
DIN 51378:2020 history
2020DIN 51378:2020 Testing of mineral oils - Determination of carbon-type composition, with CD-ROM
1970DIN 51378 E:2019-12 Testing of mineral oils - Determination of carbon-type composition, with CD-ROM
2019DIN 51378 E:2019 Draft Document - Testing of mineral oils - Determination of carbon-type composition; with CD-ROM
1994DIN 51378:1994 Testing of mineral oils; determination of carbon-type composition