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Iron ores, agglomerates and pellets. Method for determination of reduction strength
Document status: Active
High purity substances. Method for concentration of microimpurities by ion exchange
Document status: Replaced by GOST 27869-2019
Hard coal anthracites of Kuznetsk and Gorlovsky basins for cement and lime furnaces and production of brick. Specifications
Document status: Active
Solid biofuels. Determination of total content of sulphur and chlorine
Document status: Cancelled
