separatory funnel

(redirected from Seperatory funnels)

separatory funnel

[′sep·rə‚tȯr·ē ′fən·əl]
(chemistry)
A funnel-shaped device used for the careful and accurate separation of two immiscible liquids; a stopcock on the funnel stem controls the rate and amount of outflow of the lower liquid.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The solutions were transferred to a series of 100 [cm.sup.3] seperatory funnels and were extracted with an equal volume (25 [cm.sup.3]) of 0.5 % w/v
0.0, 5.0, 7.5, 10.0, 12.5, and 15.0 [cm.sup.3] of [10.sup.-5] g / [cm.sup.3] (w/v) Fe (III) solution, 20.0 [cm.sup.3] double distilled water, 5.0 [cm.sup.3] of concentrated hydrochloric acid, 1.0 [cm.sup.3] of 2 % w/v potassium persulphate and 10.0 [cm.sup.3] of 20 % w/v potassium thiocynate solution were transferred to seperatory funnels successively.
From the aqueous layer in A, 5[cm.sup.3] were transferred to a seperatory funnel. The analysis was carried out as in B.