GOST 33-2000 Petroleum products. Transparent and opaque liquids. Determination of kinematic viscosity and calculation of dynamic viscosity*, 2024-04-19 Update
GOST 3900-1985 Petroleum and petroleum products. Methods for determination of density*, 1985-04-19 Update
GOST 3956-1976 Silica gel for industrial use. Specifications
GOST 400-1980 Glass thermometers for testings of petroleum products. Specifications*, 1980-04-19 Update