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Combustible natural gases. Standard conditions of measurement and calculation of physicochemical characteristics
Document status: Active
Solid biofuel. Determination of mechanical durability of pellets and briquettes. Part 1. Pellets
Document status: Active
Reagents. Colorimetric methods for determination of copper impurity
Document status: Active
Turf. Methods for determination of moisture
Document status: Replaced by GOST 11305-2013