25 A
AUGUST 1947
UTILITY BATHS for general purpose laboratory use. Cap able of filling t h e requirements f o r many A.S.T.M. tests. RECTANGULAR CONSTANT TEMPERATURE BATH NO. 6565 Temperature range, room to 100°c. Accuracy ± .5°c. Available for use with this bath are various types of covers, racks and other accessories which increase its usage to include Wasserman, Kolmar and Kahn Tests - in· activations, inspissations, paraffin embedding and many other applications in the biological, physical, medical and chemical laboratory. Available in 3 standard sizes. Write for detailed literature 6-8C.
UNITHERM BATH NO. 6546 - ALL METAL MODEL Temperature range room to 100°c. Accuracy ± .03°c. Extremely accurate and dependable the Unitherm Models are well suited to those tests re quiring the highest level of constant temperature performance. Features include "Low Drift" immersion electric heating units; Thermo-regulator to control heat input in conjunction with an electric relay control; motor driven stirrer to agitate the heating medium; tinned brass wire grating shelf on adjustable hangers; four support rods and gooseneck constant level regulator. Available in 4 standard sizes.
UNITHERM VISIBILITY BATH NO. 6544 Essentially the same bath as the all metal model except for Pyrex Glass Jar which allows complete visibility. Relay mechanism is concealed inside base. Available in two standard sizes. Write for detailed literature 6-9C.
RECTANGULAR VISIBILITY BATH With cooling coils for reduced temperatures. Control accuracy ± .03°c. Plate glass walls, white vitreous enameled bottom. Operating on "the me chanical convection principle, this bath not only maintains accurate and uniform temperatures but also offers quick temperature rise and fast re covery. Large capacity. Inside dimensions - 28" long, 28" wide and 24" deep. Suitable for physical measurements, conductivity tests, biological ex periments, water proofing investigations, immersion of bombs or other apparatus for constant temperature observations of chemical or physical reactions, etc. Write for detailed literature 6-10C.
See Ifou*. Jlahc^iato^uf. £up
