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Feeds, compound feeds. Determination of calcium, copper, iron, magnesium, manganese, of potassium, sodium and zinc by atomic absorption spectrometry method
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Fertilizers. Extraction of soluble phosphorus according to Petermann at ambient temperature
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Destructive tests on welds in metallic materials. Hot cracking tests for weldments. Arc welding processes. Part 1. General
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Safety in emergencies. Priority life support for the affected population. General requirements
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Multi-firing sauna stoves fired by natural wood logs. Requirements and test methods
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