GOST 23905-79

System of design documentation for construction. Drawings for hydro-land-reclamation linear structures. Rules of execution

Reciprocating internal combustion engines. Safety requirements for design and construction of engines for use in potentially explosive atmospheres. Part 2. Group I engines for use in underground workings susceptible to fired amp and/or combustible dust

Grinding and tool-grinding wheels. Specifications

Black-and-white aerophotographic films. Method for determination of speed numbers

Alcoholic and non-alcoholic drinks and beverages. Determination of caffeine, ascorbic acid and its salts, preservatives and sweeteners using capillary electrophoresis method

Reagents. Method for determination of ammonium impurity