GOST 27856-88

Occupational safety standards system. Respiratory protective devices. Methods of test and test equipment. Part 4. Determination of gas capacity, internal migration/desorption of gas and combined filters using constant air flow and breakthrough time of filters against carbon monoxide using sinusoidal air flow

Safety of electrically heated blankets, pads and similar flexible heating appliances for household use. Requirements and test methods

Unwashed classed wool. Packing, labelling, transportation and storage

Oilseed residues. Preparation of test samples

Automatic identification. Bar coding. Bar code digital imaging and printing systems. General and performance requirements

Explosive atmospheres. Part 33. Equipment protection by special protection 's'