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Lead concentrates. Determination of silicon dioxide. Photometric and gravimetric methods
Document status: Active
Liquid petroleum products. Determination of hydrocarbon types by method of fluorescent indicator adsorption
Document status: Replaced by GOST 31872-2019
Petroleum asphalt. Method for determination of softening point by ring and ball
Document status: Active
Carbonaceous materials used in the production of aluminium. Determination of baking level expressed by equivalent temperature
Document status: Active
