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Metallic manganese and nitrated manganese. Methods of sampling and sample preparation for chemical and physical-chemical analyses

Document status: Active

Textiles. Quantitative chemical analysis. Part 26. Mixtures of melamine and cotton or aramid fibres (method using hot formic acid)

Document status: Active

Unified system of corrosion and ageing protection. Corrosive aggressiveness of atmosphere

Document status: Replaced by GOST 9.107-2023

Measurement of road tunnel air quality

Document status: Active

Quality of electrical energy. Terms and definitions

Document status: Withdrawn

Blended yarn from cotton, flax and chemical fibres. Specifications

Document status: Active