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Graphite for the preparation of alkaline accumulator active mass. Specifications
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Brown coals, hard coals, anthracite, combustible shales and coal briquettes. Methods of sampling and preparation of samples for laboratory tests
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Perfumery and cosmetics. Analytical methods. Validation criteria for analytical results using chromatographic techniques
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Insulating oils. Detection of corrosive sulfur. Silver strip test
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Fruits of ethereal-oil crops. Industrial raw material. Methods for determination of essential oil mass fraction
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