This standard establishes the basis for the analysis of greases by infrared spectrometry. It is applicable for components as well as for the semi-quantitative and quantitative determination of the concentration of individual components of lubricating greases.
DIN 51820-1:1989 history
2013DIN 51820:2013 Testing of lubricants - Analysis of greases by infrared spectrometer - Recording and interpretation of an infrared spectrum
1989DIN 51820-1:1989 Testing of lubricants; analysis of greases by infrared spectrometry; taking and evaluating an infrared spectrum