GOST 28274-89

Petroleum and natural gas industry. Abrasion-resistant lining. Main requirements to materials, design, application and acceptance

Solid biofuels. Method for the determination of ash melting behaviour. Part 1. Characteristic temperatures method

State system for ensuring the uniformity of measurements. Natural gas. The dynamic viscosity of compressed gas with a known component composition. The method of calculation

Copper. Method for determination of arsenic mass fraction

Fertilizers. Determination of chelating agents in fertilizers by ion chromatography. Part 2. Determination of the Fe chelated by o,o- EDDHA, o,o-EDDHMA and HBED by ion pair chromatography

Low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. Electrical safety. Equipment for testing, measuring or monitoring of protective measures. Part 2. Insulation resistance