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Phosphorus and inorganic phosphorus compounds. Method of sieve residue determination
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Niobium pentoxide. Ionometry method for determination of fluor content
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Brown coals, hard coals, anthracite and combustible shales. Methods for VTI determination of coefficient of grindability
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Longwall powered roof chock. Basic parameters and dimensions. General technical requirements
Document status: Withdrawn
Goods of household chemistry. Method for determination of bleaching power
Document status: Active