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Brown coals, hard coals, anthracite, combustible shales and briquettes. Quality acceptance rules
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Petroleum and natural gas industries. Progressing cavity pump systems for artificial lift. Part 1. Pumps. General technical requirements
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Essential oils, aromatics and their intermediates. Methods for determination of alcohols and phenols
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Carbonaceous materials used in the production of aluminium. Green coke and calcined coke for electrodes. Analysis using an X-ray fluorescence method
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