GOST R ISO 8124-6-2021

Common test methods for insulating and sheathing materials of electric and optical cables. Part 4-1. Methods specific to polyethylene and polypropylene compounds. Resistance to environmental stress cracking. Measurement of the melt flow index. Carbon black and/or mineral filler content measurement in polyethylene by direct combustion. Measurement of carbon black content by thermogravimetric analysis (TGA). Assessment of carbon black dispersion in polyethylene using a microscope

Tungsten concentrate. Method of determination of tin

Drinking water. Methods for determination of boron content

Pneumomechanic spinning machines. Terms and definitions

State system for ensuring the uniformity of measurements. State verification schedule for means measuring the attenuation of electromagnetic oscillation within the frequency range from 0 to 178 GHz

Occupational safety standards system. Respiratory protective devices. Power assisted filtering devices incorporating full face masks, half masks or quarter masks. General technical requirements. Test methods. Marking