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Essential oils, aromatics and their intermediates. Methods for determination of density and refractive index
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Essential oils, aromatics and their intermediates. Methods for determination of peroxides
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Ferrotungsten. Method for the determination of silicon
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Ferrotungsten. Method for the determination of manganese
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Bauxite. Methods for determination of manganese oxide (II) content
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Bauxite. Method for determination of iron oxide (II) content
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