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Carbonaceous materials used in the production of aluminium. Green coke and calcined coke for electrodes. Determination of bulk density (tapped)
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Petroleum products. Electrometric method for determination of bromine numbers and unsaturated hydrocarbons
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Suspension for lubricating film formation BNII NP-209. Specifications
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Manganese ores, concentrates and agglomerates. Method for determination of phosphorus
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Niobium pentoxide. Methods for the determination of pentoxide tantalum content
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