GOST 7009-88

Standard practice for determination of gas content of coal

Rectangular weld moulding boxes of cast steel elements having inside dimensions: length from 400 to 500 mm, width from 300 to 400 mm, height from 75 to 200 mm. Construction and dimensions

Electrical relays. Part 13. Percentage-differential relays

Canned mussel in sauce and filling. Specifications

Medical electrical equipment. Gamma-therapy distant equipment for radiotherapy. Technical requirements for governmental purchases

Services for people. Services of swimming pools. General requirements