Russian standards PDF
Labour safety standards system. Method of determination of acuity of sight of the man fitted with individual protection means
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Occupational safety standards system. Industrial filtering gas masks and respirators. Nephelometric methods for determination of penetration coefficient of oil mist under the face part
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Wines, wine materials, cognac and fruit spirits. Method for the determination of aldehydes
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Canned garnished fish with vegetables. Specifications
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