GOST 17342-81

Tantalum and its oxides. Spectral method for determination of aluminum, vanadium, ferrum, calcium, silicon, magnesium, manganese, copper, nickel, niobium, tin, titanium, chromium and zirconium

Screwdrivers for fitting and assembling for recessed screws and wood screws. General technical requirements, methods of control and tests

Reprography. Micrography. Blip marks used for 16 mm and 35mm roll films. Basis parameters and dimensions

Playground equipment and surfacing. Part 2. Additional safety requirements and test methods for swings

Quartz sand, ground sandstone, quartzite and veiny quartz for glass industry. Methods for determination of titanium dioxide

Fibre abrasive disks. Specifications