GOST 9147-1980 Laboratory porcelain ware and apparatus. Specifications*, 2024-04-19 Update
GOST 938.0-1975 Leather. Rules of acceptance. Methods of sampling*, 1975-04-19 Update
GOST 938.1-1967 Leather. Method of determination of moisture content
GOST R 8.585-2001 State system for ensuring the uniformity of measurements. Thermocouples. Nominal static characteristics of conversion*, 2024-04-19 Update
ISO 4047:1977 Leather; Determination of sulphated total ash and sulphated water-insoluble ash*, 1977-11-01 Update
GOST 938.2-1967 history
1980GOST 938.32-1980 Leather. Method for determination of colour conformity of surface paint to the basic colour of chrome leather