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Concentrated kaolin. Determination of size distribution
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Hydrogen detection apparatus. Stationary applications
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Benzene hydrocarbons and allied products. Chromatographic method of determination of main substance and impurities content in benzene, toluene and xylene
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Reagents. Sodium phosphate 12-aqueous. Specifications
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Antiseptic water-proof compounds for protection of timber butt-ends. Specifications
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