GOST 1033-79

Gas-fired central heating boilers. Type C boilers of nominal heat input exceeding 70 kW, but not exceeding 1000 Kw. Classification, requirements, test methods and marking

Imperfections in thermoplastic welding joints. Descriptions and evaluation

Devices for measurement of detonation velocity oscillation and parasitic amplitude modulation factors for sound recording and reproduction apparatus. Technical requirements and test methods

Reagents. Silver nitrate. Specifications

Marble. Method for the determination of silicon dioxide, aluminium oxide and ferric oxide

Tape and paper for cash recording registers. Specifications