r
FLAMELESS BLOW TORCH
F O R FAST H E A T
«P to 1,000° F. For a p p l i c a t i o n s r e q u i r i n g q u i c k c o n c e n t r a t e d h e a t b l a s t u p t o 10Q0°F., w i t h o u t f l a m e . Soften, f o r m , m o l d a n d patch plastics, e t c . T e m p e r a t u r e varied by a i r i n t a k e a d j u s t m e n t . 110-230 V . A C - D C m o t o r 3 w i r e p l u g . A l l 110 V . models equipped w i t h adapter f o r 2-prong receptacle. 8 f t . heavy d u t y c o r d . Intermitt e n t d u t y . Other models available w i t h lower t e m p , ranges. M o s t o f t h e big n a m e s i n i n d u s t r y use M A S T E R H E A T G U N S i n l a b o r a t o r i e s or i n p r o d u c t i o n . M o d e l H G 501-500°F. 115V—$41.25
—
{ O t h e r s $37.25 t o $62.75)
AIR HEATER
BLOWER
For q u i c k e l e c t r i c a l l y heated a i r u p t o 750° F. F o r a c c e l e r a t i n g d r y i n g processes o r f o r localized h e a t i n g . B . T . U . 3400. A i r v e l o c i t y 2000 F P M . 110-230 V . A C o n l y . 3 w i r e p l u g , a l l 110 V . m o d e l s e q u i p p e d w i t h adapter f o r 2-prong receptacle. 8 f t . heavy d u t y c o r d . C o n t i n u o u s d u t y 2 " dia. X 3 " long discharge nozzle.
Read what others have done with versa tile LECO equipment — induction fur naces and attachments. Papers cover details of:
M o d e l A H 501-500°F. 115V—$55.35 (Others $52.25 t o $83.25) Write today to Dept. 13-F Send f o r i n f o r m a t i o n o n h a i r d r y e r s , h a n d a n d f o o t massagers, v i b r a t o r s , grass t r i m m e r s , h a i r c l i p p e r s , f o o d blenders, a n d a i r p u r i f i e r s .
Ttùtet&i
CONTROLLER
RECTIFIER
S47 MOTOR CONTROLLER Converts AC to DC operation & variablespeed control of motors Vz h.p, & smaller !
MATCHING MOTORS AVAILABLE • A L L SIZES, BOTH PLAIN a n d GEAR, SHUNT INTERPOLE Specify y o u r needs, o r request d a t a . • Heller S47 Controller has silicon half wave rectifier circuit for field of motor, and dynamic brake relay. Armature of motor is driven by full wave silicon rectifier bridge through a silicon controlled rectifier. The circuit corrects within 10% the loading of motor, from no-load to full load. Motor may be operated in either forward or reverse direction at speeds of 0-2400 RPM. Steel Cabinet ( 6 " wide χ 7 " high χ 5 " deep) with hammertone finish is fan cooled. For more information, write—
GERALD Κ. HELLER CO. 2673 SOUTH WESTERN ST., LAS VEGAS, NEVADA, P.O. BOX 4426
Circle No. 73 on Readers' Service Card 96 A
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• • • • • •
Hydrogen Analyses Nitrogen A n a l y s e s Oxygen A n a l y s e s Sulfur A n a l y s e s 50-second Carbon A n a l y s e s 60 A p p l i c a t i o n s i n A l l !
WRITE
APPLIANCE CORP., RACINE, WISCONSIN
Circle No. 8 on Readers' Service Card
SILICON
free, new casebook describes 60 Leco furnace applications!
ANALYTICAL CHEMISTRY
TODAY
FOR YOUR
FREE
COPY
LABORATORY EQUIPMENT CORP. 3066 Hilltop Road St. J o s e p h , Michigan Circle No. 85 on Readers' Service Card
oooooooooooooooooooooooooooooooooooooooooo Ο ο Ο ο ο ο ο ο ο ο ο ο ο ο ο ο Copies are available at no charge. ο ο ο A D M - I O Microbiological Analysis of Water and M i l k . ο ο ο Contains detailed instructions for coliform tests, total counts, biological ο ο examinations and other procedures based on the use of the Millipore ο ο ο filter. The Millipore technique for water analysis is an A.P.H.A. Standard ο ο ο Method. 24 pages ο ο ο ο ο ο ο A D M - 2 0 Sterilizing Filtration and Sterility Testing. ο ο Describes techniques for using Millipore filters to sterilize pharmaceutical ο ο ο and biological solutions. Includes new MF technique for sterility testing of ο ο ο antibiotics in accordance with F.O.A. regulations. 30 pages ο ο ο ο ο ο ο A D M - 4 0 Techniques f o r Microbiological Analysis. ο ο Includes procedures for using Millipore filters in the microbiological ο ο ο analysis of aerosols, clinical fluids, beer, soft drinks, fuels, hydraulic ο ο ο fluids, cutting oils, surfaces and utensils. 30 pages ο ο ο ο ο OTHER TECHNICAL LITERATURE AVAILABLE ο ο ο ο Τ Β - Θ 6 1 M i l l i p o r e G e n e r a l B r o c h u r e . Describes all Milli ο ο ο pore filters, apparatus and accessories together with an outline of principal ο ο applications. Complete specifications and prices are included. 40 pages ο ο ο ο ο ο B I B L I O G R A P H Y A reference listing of published informa ο ο tion concerning applications of Millipore filters. 24 pages ο ο ο ο ο ο ο ο ο ο ο ο ο ο ο FILTER CORPORATION ο ο ο ο ο ο 115 A S H BY R O A D , B E D F O R D , M A S S . ο ο ο ο Millipore filters are cellulose plastic porous membranes made in twelve ο ο ο different pore-size grades from 8 microns down to 10 millimicrons. All ο ο particles larger than pore size are retained on the filter surface. ο ο ο ο
APPLICATION MANUALS WORTH WRITING FOR
Millipore
ÔOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO Circle No. 93 on Readers' Service Card
