GOST 26455-97

Tin and tin alloys. Pewter and pewterware. Part 1. Pewter

State system for ensuring the uniformity of measurements. State verification schedule for measuring instruments of signal length and time of propagation in fibre, average power, attenuation and wavelength for system of fibre-optic transmission and of data transmission

Radionuclide ionizing radiation sealed sources. Purability classes and test methods

Used petroleum products. Method for determination of mechanical impurities and contaminants

Hollow insulators for use in electrical equipment. Test methods

Food 5,5-aqueous tri-sodium citrate. Specifications