Russian standards
Butt welded steel flanges of vessels and apparatus. Design and dimensions
Document status: Replaced by GOST 28759.3-2022
Petroleum products. Methods for determination of sulphated ash
Document status: Active
Brown coals, hard coals and anthracite of the North-East regions for pulverized burning. Specifications
Document status: Cancelled
Petroleum products and hydrocarbon solvents. Detection of thiols and other sulfur species. Doctor test
Document status: Active
Gas-consuming thermal units. Industrial gas-burners. Limiting concentration rates of NOx of combustion products
Document status: Replaced by GOST R 50591-2013