Russian standards PDF

Talc and talcomagnesite. Method for determination of calcium oxide

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Talc and talcomagnesite. Method for determination of magnesium oxide

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Talc and talcomagnesite. Method for determination of manganese (II) oxide

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Ground talc for manufacture of rubber products and plastics. Specifications

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Medical glass. Determination of waterproof

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Medical glass. Determination of alkali-resistance

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