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Infant formula and adult nutritionals. Determination of vitamin B12 by reversed phase high performance liquid chromatography
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Mining equipment. Multifunctional safety systems of the coal mines. General technical requirements
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Clutches for quick coupling of hydraulic systems of agricultural tractors. Displacement zones
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Low-voltage impulse surge protective devices. Part 22. Surge protective devices connected to telecommunications and signaling networks. Selection and application principles
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Feeds, compound feeds. Determination of the content of fatty acids. Part 1. Preparation of methyl esters
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