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Hard coal. Determination of the relative degree of oxidation by the method of alkali extraction
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Solid recovered fuel. Method for the determination of sulphur (S), chlorine (Cl), fluorine (F) and bromine (Br) content
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Solid biofuels. Fuel quality assurance. Part 5. Firewood for non-industrial use
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Solid fuel. Methods for determination of chemical composition of ash
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Testing of chemicals of environmental hazard. Alga and Cyanobacteria, Growth Inhibition Test
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