Russian standards PDF
Chromium ores and concentrates. Method for determination of chromium oxide (III)
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Chromium ores and concentrates. Methods for determination of total iron
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Synthetic filter fabrics for diary industry. Specifications
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Thermal insulating perlite bitumen slabs. Specifications
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Chill moulds. Hydraulic core removers. Construction and dimensions
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Electric motor frequency convertors with rated power up to 200 kW and frequency to 20000 Hz. Test methods
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