GOST 7423-55

Petroleum products and hydrocarbon solvents. Detection of thiols and other sulfur species. Doctor test

Safety devices for gas pressure regulating stations and installations. Gas safety shut-off devices for inlet pressures up to 10 Mpa

Petroleum products and hydrocarbon solvents. Method for determination of aniline point and aromatic hydrocarbons

Milk and milk products. Determination of preservatives and synthetic colors content by high performance liquid chromatography method

Photomultipliers. General specifications

Safety of power transformers, power supplies, reactors and similar products. Part 2-9. Particular requirements and tests for transformers and power supply units for class III handlamps for tungsten filament lamps