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Iron ores, concentrates, agglomerates and pellets. Methods of the determination of chromium content
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Liquefied hydrocarbon fuel gases. Method for determination of hydrocarbon composition
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Lead concentrates. Determination of calcium oxide and magnesium oxide. Titrimetric, gravimetric and atomic absorption methods
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Carbonaceous materials used in the production of aluminium. Green and calcined coke. Determination of ash content
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Crude petroleum and liquid petroleum products. Determination of density, relative density and API gravity by hydrometer
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