GOST 25992-83

Unused lubricating base oils and asphaltene free petroleum fractions. Determination of polycyclic aromatics by dimethyl sulphoxide extraction method and refractive index measuring

Plastics. Methods for determination of ash

Specifications for particular types of winding wires. Part 0-8. General requirements. Polyester glass fibre wound, resin or varnish impregnated or not impregnated, bare or enamelled rectangular copper wire

Reagents. Methods for determination of nitrites impurity

Social service of the population. Types of establishments of social service of family and children

Porcelain pin support insulators for voltage above 1000 V. General specifications