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Raremetallic concentrates. Methods for the determination of silicon dioxide

Document status: Active

Alumina. Sampling and samples preparation

Document status: Replaced by GOST 27798-2019

Solid biofuel. Product quality index system

Document status: Active

Chalk. Method for determination of manganese mass fraction

Document status: Active

Gas, gas condensate, oil-gas and oil-gas condensate fields. Rules of development

Document status: Active

Coals of Middle Asia for domestic needs. Specifications

Document status: Withdrawn