DIN 51639-4:2020
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

Release Date

2020

Published By

German Institute for Standardization

Status

Be replaced

Replace By

DIN 51639-4:2010

DIN 51639-4 E:2020-05

Latest

DIN 51639-4:2010

DIN 51639-4 E:2020-05

Scope

This document specifies a infrared spectrometric method for the determination of vegetable oil fraction in used diesel motor oils of engines operating with vegetable oil.

DIN 51639-4:2020 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