Society of Glass Technology · [Sheffield] · leaf 446
:> Fig. 9. … as a reflux condenser, both the water connections being at thebottom, the apparatus is less unwieldy than the usual form. Thetwo forms shown are designed to act as reflux condensers and hangin the flask neck without the need for stoppers. M. P. 16. An Absorption Vessel for Gases. Heinz and…
Glass
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