GOST 15150-1969 Machines, instruments and other industrial products. Modifications for different climatic regions. Categories, operating, storage and transportation conditions as to environment climatic aspects influence
GOST 16493-1970 Product quality. Acceptance statistical inspection by attributes when the acceptable number of defectives in sample equals 0
GOST 25706-1983 Magnifiers. Types, basic parameters. General technical requirements
GOST 2789-1973 Surface roughness. Parameters and characteristics
GOST 2874-1982 Drinking water. Hygienic requirements and quality control