GOST 2933-83

Fertilizers. Extraction of soluble phosphorus according to Petermann at 65 °C

Arc welding power sources. Method of testing welding properties

Electromagnetic compatibility of technical equipment. Electrical equipment for measurement, control and laboratory use. Part 2-2. Particular requirements for portable test, measuring and monitoring equipment used in low-voltage distribution systems. Test configurations, operational conditions and performance criteria

Petroleum. Method for determination of potential content of distillation and residue oils

Shampoos for hair and body. Method for determination of chloride content

Petroleum distillates and commercial aliphatic olefins. Determination of bromine number by electrometric titration