DIN 51639-4:2020-11
Testing of lubricants - Test methods - Part 4: Determination of vegetable oil content in used diesel motor oils using infrared spectrometry

Standard No.

DIN 51639-4:2020-11

Release Date

2020

Published By

German Institute for Standardization

Latest

DIN 51639-4:2020-11

DIN 51639-4:2020-11 history

• 2020 DIN 51639-4:2020 Testing of lubricants - Test methods - Part 4: Determination of vegetable oil content in used diesel motor oils using infrared spectrometry
• 2010 DIN 51639-4:2010 Testing of lubricants - Test methods - Part 4: Determination of vegetable oil fraction in used diesel motor oils using infrared spectrometry
• 0000 DIN 51639-4:2009