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Feedstuffs, compound feeds, feed raw materials. Determination of mass fraction of ammonium, potassium, sodium, magnesium and calcium cations using capillary electrophoresis
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Occupational safely standards system. Respiratory protective devices. Gas filters and combined filters. General technical requirements. Test methods. Marking
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Wood protective means. Express-method of testing inflammable protective ability
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Plain bearings. Bearing fatigue. Test on half-bearings of a metallic multilayer bearing material
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