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Brown coals and lignites. Determination of yield of toluene-soluble extract and content of acetone-soluble materials (resinous substances) in it
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Caprolactam for industrial use. Determination of colour of 50% aqueous caprolactam solution expressed in Hazen units (platinum-cobalt scale). Spectrometric method
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Industrial explosives. Method for determination of chlorates content
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Testing of chemicals of environmental hazard. Alga and Cyanobacteria, Growth Inhibition Test
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