GOST 15845-80

Automobile roads of general use. Horizontal illuminance from artificial lighting. Technical requirements

Workplace atmospheres. Determination of inorganic acids by ion chromatography. Part 3. Hydrofluoric acid and particulate fluorides

Aluminium casting patterns. Fixing of loose pieces. Design and dimensions

Base-blank for wax-pattern dies with rectangular matrices. Design and dimensions

Petroleum and petroleum products. Methods for determination of density

Lasers and laser-related equipment. Test methods for laser beam widths, divergence angles and beam propagation ratios. Part 3. Intrinsic and geometrical laser beam classification, propagation and details of test methods