Russian standards
Reagents. Potassium sodium carbonate anhydrous. Specifications
Document status: Active
Petroleum products. Total base number. Perchloric acid potentiometric titration method
Document status: Active
Fat and oil derivatives. Fatty acid methyl esters (FAME). Determination of potassium content by atomic absorption spectrometry
Document status: Active
Petroleum products. Determination of knock characteristics of motor fuels. Research method
Document status: Replaced by GOST R 52947-2019