GOST 19439.2-74

Occupational safety standards system. Protective clothing for use against solid particulates. Part 2. Test method of determination of inward leakage of aerosols of fine particles into suits

Brown coals, hard coals, anthracites, solid dispersed organic matters and carbon materials. Method for determination of reflectance indices

Geotextiles and geotextile-related products. Determination of water permeability characteristics normal to the plane, under load

High carbon steel wire rod. Test methods for percentage determination of resolvable perlite

Hot rolled sheet piling of non alloy steels. Part 2. Tolerances on shape and dimensions

Electrical apparatus for use in the presence of combustible dust. Part 1-1. Electrical apparatus protected by enclosures and surface temperature limitation. Specification for apparatus