sistance bulbs from one convenient location. Usable with all types of pyrometers a n d resistance t h e r m o m eters, they permit averaging tem peratures from a n u m b e r of sensing elements. Case capacities from 12 to 72 points. Dept. IEC, Thermo Electric Co., Inc., Saddle Brook, N. J. 27
Da Scaling Traablas "gat you dawn?" HIGH-SPEED, AUTOMATIC, ACCURATE
SCHAFFERPOIDOMETERS provide
a sure
remedy
i*j5. -
Check Your Alpha? A portable battery-operated alpha survey meter combines m a x i m u m sensitivity with high stability for checking contamination of benches, floors, a n d walls. Instrument is factory calibrated directly in disin tegrations per minute, can also be used to detect low level beta and gamma radiation. Dept. IEC, Tech nical Associates, Burbank, Calif. 28
Bulk material handlers are immune to "headaches" in the scaling department—after SCHAFFER Poidometers are installed. These units supply reliable weight data at any processing stage, whether the operation involves weighing, mixing, blending, feeding, recording or proportioning. Durable, easy-to-operate Poidometers are unequalled for continu ous, trouble-free, economical service. Available with total weight recorders, and remote controls for showing and changing feed rate. WRITE FOR
OVER 1500
CATALOG NO. 3-A.
N O W S E R V I N G INDUSTRY
MANUFACTURERS' LITERATURE
SCHAFFER POIDOMETER CO.
2828 Smallman St. Pittsburgh 22, Pa.
Fer farther iefenaetlei, circle number i l l A-1 ea Readers' Service Card, page 101 A
BURRELL
"For Scientists Everywhere"
EQUIPMENT Agitator Slide Rule. Automatic selec tor, offered for solution of batch mixing problems, is a pocket-sized slide rule. By turning a pointer to the size of die batch and looking in the window opposite consistency of fluid and amount of agitadon desired, the right agitator is in dicated. On the back of the selector is a description of features of the air motored agitator. Dept. IEC, "CapaciDial," Eclipse Air Brush Co., 300 Park Ave., Newark 7, N. J. 29 Bulk Handling and Storage. De scriptions, specifications, and dimensions of vertical and horizontal tanks for storing and handling bulk materials. Pneumatic conveying systems, bulk ma terial handling accessories, and custom fabrication are also discussed. Bull. 574, Dept. IEC, The Day Sales Co., 810 Third Ave., N.E., Minneapolis 13, Minn. 30
LABORATORY FURNACES BURRELL DUAL-RANGE
Box and Muffle Type FOR HIGH TEMPERATURES UP TO 2650° F. Model 30 (pictured) A u t o m a t i c tem perature control. From 600° F . t o 2000° F., use for ashing, d r a w i n g , igniting, tempering, etc. Above 2000° F . , for sintering, melting, clinkering, fusing and h i g h speed hardening. For use w i t h 230 v o l t s , 50-60 cycles, single phase p o w e r supply; automatic controller for 115 volts, 50-60 cycles, single phase. CAT. NO. ITEM PRICE 37-442 Box and Muffle Type Furnace, Model 30— 1500.00 (Heating chamber 7" wide χ 814" anp x 4" high) Prie» Jiiled It F.O Λ. Pittsburgh, Pa.
To receive any of the literature listed here, simply circle the number you find at the end of each listing on the Reader's Information Card page 101 A.
BURRELL
Fer other models—ask fer Bulletin Ne. 3U
CORPORATION
Scientific Instruments and Laboratory Supplies 2 2 2 3 Fifth A v e n u e , Pittsburgh 1 9 , Pennsylvania Fer farther iafenaatlea, circle ember 111 A-2 ea Readers' Service Card, paie 101 A VOL. 49, NO. 8
e
AUGUST 1957
111 A
