WILL CORPORATION

feet and includes oiler, inlet and outlet filters, carrying handle, cord, switch and plug. Dial type gauges,each two inches in diameter, indi- cate va...
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ANALYTICAL

30 A

CHEMISTRY

FOR VACUUM WORK 2 Outstanding Items Prompt Delivery from

Will

PORTABLE ROTARY AIR PUMP Vacuum and Pressure Here's

an improved

rotary air pump

moderate vacuum and air pressure.

for

Its con­

venience and portability make it excellent for laboratory use. It's suitable for pressures up to 25 p.s.i. intermittently/ or 15 p.s.i. continu­ ously. A vacuum of 27 inches can be reached

cate vacuum and pressure. Bleeder petcocks for regulating vacuum and pressure are pro­ vided. Displacement is 1.3 cubic feet per mm. w h e n open. M o t o r is M h.p. Finished in black " w r i n k l e " w i t h w h i t e plated fittings, the net w e i g h t of the pump is only 2 9 lbs.

w i t h ease. The pump is an integral part of the

22691

PORTABLE

ROTARY

PUMP,

motor and designed for quiet operation and

complete w i t h vacuum and pressure gauges,

non-pulsating air delivery.

filters, carrying handle, c o r d , switch, and plug.

The complete assembly is mounted on rubber

For operation on 115 volts, 6 0 cycles A . C . Price $ 6 6 . 0 0

feet and includes oiler, inlet and outlet filters, carrying handle, c o r d , switch and plug.

Dial

type gauges, each t w o inches in diameter, indi­

O t h e r voltages special order.

and

cycles

available

on

SMALL ELECTRIC VACUUM OVEN This is designed for laboratories that need a vacuum oven only occasionally . . . or one of small capacity. Ideal for a w i d e variety of moisture tests. O v e n chamber is 6" in diameter by 8 H " deep. O u t e r finish is gray " w r i n k l e . " Gauge in gasket-sealed hinged d o o r reads from 0 to 3 0 " of vacuum. Temperature range from 3 0 to 1 4 0 ° C. Thermoregulator controls temperature to =±=0.25 C.· Thermometer insertion w e l l in t o p of oven. The Portable Rotary A i r Pump, described above, is an excellent source of vacuum. Heating elements in Vacuum O v e n &xz guaranteed for five years. Current consumption 2 0 0 watts. Come and see us at the Exposition of C/iemkal Industries, New York, Nov. 26-Dec. 7. We're in Booths 226 and 228.

20871 ELECTRIC V A C U U M O V E N forated shelf—for 115 volts A . C or D . C

w i t h one per­ Price $ 1 0 5 . 0 0

Wire, phone, write or teletype Dept. AC—your nearestWill warehouse

Office-

PROMPT DELIVERY FROM STOCK

ATLANTA 3, GA. SOUTHERN SCIENTIFIC

WILL

• N E W Y O R K 1 2 , Ν . Υ. WILL CORPORATION

CO.

B U F F A L O 5 , Ν . Υ. BUFFALO APPARATUS CORP.

SERVING SCIENCE THROUGH SUPPLY ROCHESTER

3 , Ν . Υ.

WILL

CORP.



BALTIMORE 1 , M D .

WILL CORPORATION of Md.