GOST ISO 3961-2020

Russian system of quality. Comparative testing of pillows with fibre filler

Low-voltage electrical distribution network up to 1000 V a.c. and 1500 V d.c. Electrical safety. Equipment for testing, measuring or monitoring of protective measures. Part 6. Effectiveness of residual current devices (RCD) in TT, TN and IT systems

Iron ores, concentrates, agglomerates and pellets. General requirements to the methods of chemical analyses

Occupational safety standards system. Machines and equipment for manufacturing clay and lime brick, ceramic and asbestos cement products. General safety requirements

Optical fibres. Part 1-44. Measurement methods and test procedures. Cut-off wavelength

Handlamps. General specifications