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zřeďte extrakt ethyletherem v poměru 1 ml ethyletheru na 60 mg extraktu.
dilute the extract in ethyl ether on the basis of 1 ml ethyl ether per 60 mg of extract.
最終更新: 2014-11-21
使用頻度: 1
品質:
kyselina sorbová extrahovaná v ethyletheru se odděluje chromatografií na tenké vrstvě a její koncentrace se určuje semikvantitativně.
sorbic acid extracted in ethyl ether is separated by thin layer chromatography and its concentration is evaluated semi-quantitatively.2.