GOST 1973-77

Reagents. Sulphuric acid. Specifications

Moulding and core sands. Methods of sampling and sample preparation

Sound broadcasting digital. Coding of signals of a sound broadcasting with reduction of redundancy for transfer on digital communication channels. MPEG-2 a part VII: Advanced Audio Coding (MPEG-2 AAC)

Safety and control devices for gas burners and gas-burning appliances. Particular requirements. Part 4. Valve-proving systems for automatic shut-off valves

Chamfered hexagon thin nuts (style 0). Product grades A and B

Bakery products. Rolls. General specifications