 Varren trap nitrogen bulb, the exit tube of which is drawn out, so that it may be pushed well within the inlet tube of a Will and Varrentrap absorption flask. A third receiver simply acts as a trap to exclude air from the absorption apparatus proper....  Quarterly Journal of the Chemical Society of London - Page 42by Chemical Society (Great Britain) - 1893Full view - About this book
 | Francis Sutton - Volumetric analysis - 1896 - 612 pages
...a Kipp's apparatus evolving CO2. The other goose-ueck-like end is sealed to a AVill and Varren trap nitrogen bulb, the exit tube of which is drawn out,...otherwise, traces of dissolved nitric oxide might get oxidized and liberate more iodine. Another method worked out by H. Gruener consists in distilling the... | |
 | Francis Sutton - 1896 - 612 pages
...is connected with a Kipp-s apparatus evolving CO2. The other goose-neck-like end is sealed to a Will and Varrentrap nitrogen bulb, the exit tube of which...absorption apparatus proper. The titration should bo completed immediately after the distillation, during which the nitrogen bulbs should be immersed... | |
 | Analytical chemistry - 1912 - 558 pages
...fitted as shown in Fig. 22. To the retort are sealed Will and Varrentrapp nitrogen bulbs, the outlet tube of which is drawn out so that it may be pushed well within the inlet tube of the second receiver — a Will and Varrentrapp absorption flask — and held in place by an outside... | |
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