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Natural gas. Calculation of calorific values, density, relative density and Wobbe index from composition

Document status: Replaced by GOST 31369-2021

Chrysotile asbestos. Method for determination of crushing degree

Document status: Replaced by GOST 12871-2013

Liquid filters periodic action, working under pressure. Safety requirements and test methods

Document status: Active

Chelyabinsk Basin coals for pulverized, stratified burning and domestic needs. Specifications

Document status: Cancelled

Carbonaceous materials used in the production of aluminium. Pitch for electrodes. Determination of sulfur content by an instrumental method

Document status: Active

Pentaerythritol technical. Specifications

Document status: Replaced by GOST 9286-2012