extractantn.
/ɛkˈstraktənt/ An extracting solvent.
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extractant1938
1938 A. D. Whitehead tr. Jordan's Technol. Solvents v. 93 In the extraction of the ethereal oils the problem may be somewhat more difficult, since the oils themselves are volatile, and frequently form azeotropic mixtures with the extractant.
1952 Soil Sci. 73 341 (heading) Use of dithizone as an extractant to estimate the zinc nutrient status of soils.
1968 Proc. Soil Sci. Soc. Amer. 32 545 The dilute acid extractant routinely used in soil test procedures..gave the best indication of available Zn in the soil.
1982 Jrnl. Appl. Ecol. 19 579 The amounts of six phenolic compounds..released by four extractants, differed considerably between soils from fourteen plots.
This entry has not yet been fully updated (first published 1993; most recently modified version published online March 2018).
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