Petroleum products - Determination and application of precision data in relation to methods of test (ISO 4259:1992 + Cor 1:1993); German version EN ISO 4259:1995— 40 стр.
Testing of lubricants; determination of the magnesium content of lubricating oils; direct determination by atomic absorption spectrometry (AAS)— 4 стр.
Testing of lubricants; determination of the magnesium content of lubricating oils; direct determination by atomic absorption spectrometry (AAS)— 4 стр.