GOST 1320-74

State system for ensuring the uniformity of measurements. Optical power meters, optical radiation sources, return loss meters and optical testers for fiber-optical transfer systems. Verification method

Petroleum products. Determination for acid number by potentiometric titration

State system for ensuring the traceability of measurements. Geometrical product specifications (GPS). Filtration. Part 21. Linear profile filters. Gaussian filters

Safety in emergencies. Monitoring and forecasting. Basic provisions

State system for ensuring the uniformity of measurements. Optical characteristics of energy-saving windows. Measurement procedure

Lamp-holders for tubular fluorescent lamps and starter-holders. General specifications