portions of 1:1 hexane-diethyl ether in the flask. The wash- ings were sucked up into a Pasteur pipet and discarded in a waste bottle. The slightly gr...
Lehigh University, Bethlehem, Pennsylvania. THE device is very ... filters into beakers of different sizes, where loss of fil- made of spring steel. The two rods on ...
Apr 13, 1973 - Improved Separatory Funnel. Narbik A. Karamian. Division of Research Services, Environmental Services Branch, National Institutes of Health, ...
Apr 13, 1973 - Improved Separatory Funnel. Narbik A. Karamian. Division of Research Services, Environmental Services Branch, National Institutes of Health, ...
.i couveuient substitute for a separatory funnel can be made from a conventional polyethylene wash bottle hy the simple devire show11 in the photograph. Cap A.
REGULATING BEAKER STAND. CARL E. MARTINSON. Lehigh University, Bethlehem, Pennsylvania. THE device is very useful in quantitative analysis may be ...
centration of the organic solvent by heating, addition of reagents or a decomposition procedure prior to an ... comfortably ins. water bath or heating mantle.
A Multi-Purpose Separatory Funnel. On occasion following the extraction of one or mare components from an aqueous into an arganio phase and the drainage ...
rested in the lip of the beaker, there is danger oftransfer of precipitate from the lip of the beaker to the upper part of the stirring rod. If the stirring rod is rested at ...
be made ice-cold by immersing a beaker of it in a larger beaker of ice and water for some time ; it must be added all at once, and, in- stead of simply having the ...
