Testing of mineral oils and fuels; determination of sulphur content (total sulphur), combustion according to Grote-Krekeler, acidimetric titration, gravimetric determination— 6 стр.
Testing of Mineral Oils and Fuels; Determination of the Sulfur Content (Total Sulfur); Combustion according to Schцniger, Thorin-Sulfonazo-III Titration— 3 стр.
Testing of mineral oils; precision of test methods, general introduction, definitions and their application to mineral oil standards which contain requirements— 8 стр.