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pro vyhledávání: '"Marina V. Lyzlova"'
Publikováno v:
MECO
The physicochemical properties (viscosity viscosity index, density, sulfur content, pour point) of base oils (100 NS, 250 NS, VHVI-4, VHVI-6, PAO-4) were determined. The structural group composition of oils was studied by IR spectroscopy on an «Infr