GOST 5550-2021

Low-voltage fuses. Part 1. General requirements

Combined broaches with diameter from 55 to 130 mm for slitting holes with involute profile with wind round tail and centering at outside diameter with module from 3 to 5. Construction

Leather. Chemical determination of chromium (VI) content in leather. Thermal pre-ageing of leather and determination of hexavalent chromium

Durum wheat. Determination of proportion of non-wholly vitreous grains (Reference method)

Printing types. Type family 'Ladoga' (for alphabets of Russian and roman graphic bases). Range of application. Design. Base line. Characters per 4 picas

Transport services. Passenger transportation. Quality index nomenclature