GOST 1460-81

Alloys based on noble metals for jewelry. Marks

Renewable power engineering. Geothermal power plants. Base safety requirements

Acoustics. Audiometric test methods. Part 1. Pure-tone air and bone conduction audiometry

Inductance coils for telecommunication equipment. Terms and definitions

Roofing flexible polymeric (thermoplastic or elastomer) materials. General specifications

Textiles. Quantitative chemical analysis. Part 22. Mixtures of viscose or certain types of cupro or modal or lyocell and flax fibres (method using formic acid and zinc chloride)