Russian standards PDF
Bees wax. Method of unsaponuficable matters determination
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Beekeeping products. Method for determination of ash mass fraction
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Aggregates, fines and its mixtures made from recycled reinforced and non-reinforced concrete. Specifications
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Porous aggregate for thermal insulation buildings and facilities. Specifications
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Friction brake products. General technical requirements
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Glass and glass products. Methods for determining the optical characteristics. Determination of the refractive index
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