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ч.д.а.; чистый для анализа (AnalaR – proprietary name for any analytical (chemical) reagent that conforms to the tests and purity standards in ‘AnalaR' Standards for Laboratory Chemicals (1977) AnalaR Standards Ltd.
 oxfordreference.com) | |||
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| ч.д.а.; чистый для анализа (AnalaR – proprietary name for any analytical (chemical) reagent that conforms to the tests and purity standards in ‘AnalaR' Standards for Laboratory Chemicals (1977) AnalaR Standards Ltd.
oxfordreference.com) | |||