DIN 51391-3:2004 Testing of lubricants - Determination of the content of additive elements - Part 3: Direct determination of Ca, Mg, Zn and Ba by optical emission spectral analysis with inductively coupled plasma (ICP OES)
This Standard is valid for mineral oils, synthetic oils as well as corresponding additives, that contains i.e. barium (Ba), calcium (Ca), magnesium (Ma) and zinc (Zn) in oil-soluble form.
DIN 51391-3:2004 history
2004DIN 51391-3:2004 Testing of lubricants - Determination of the content of additive elements - Part 3: Direct determination of Ca, Mg, Zn and Ba by optical emission spectral analysis with inductively coupled plasma (ICP OES)