COLUMBIA


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NEW EQUIPMENT & MATERIALS - 7 0 ° F . to 2 9 5 ° F . , permitting steam cleaning. T h e n u t has a molded integral ferrule w h i c h c o m ­ presses against the t u b e or pipe form­ ing a flareless vibration a n d leakproof seal, c a p a b l e of withstanding pressures to 500 l b . / s q . in. Intended uses: I n conjunction with a n y tubing, including t h e j o i n i n g of brass, a l u m i n u m , copper, a n d steel.

use DOW CORNING SILICONE DEFOAMERS uni.

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OUNCE O F . . . ΑΝΤΙ FOAM A K I L L S

FOAM

160,000

IN

lb

cou ma roneindene resin

ANTIFOAM A K I L L S F O A M I N EMULSION 1 2 , 5 0 0 l b zinc sulfate plating bath

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K I L L S FOAM IN 1 5 , 6 2 8 lb dill pickle proc­ essing solution

Here are t h e most economical, most v e r s a t i l e f o a m k i l t e r s ever developed! Dow Corning silicone defoamers boost pro­ ductive capacity; cut processing t i m e ; eliminate waste a n d fire hazard of boil-overs. ' Τ M DOW C O R N I N G

FOOD PROCESSORS — Now permissible to use time and money saving silicone defoamers: Antifoam AF Emulsion at con­ centrations up to 34 ppm; Antifoam A at concentrations up to 10 ppm.

free Sample

Product: Connect-disconnect cou­ pling will function t h r o u g h — 100° F . to 500° F . r a n g e , a n d is claimed to o p e r a t e w i t h m o r e e x t r e m e tem­ p e r a t u r e s for short periods. Features: Utilizing Teflon seals t h r o u g h o u t , the coupling c a n be furnished in 303 a n d 316 stainless steels, brass, a l u m i n u m , special car­ bon steels, a n d other metals. Offer­ ing a u t o m a t i c shut-off valves as an optional feature, t h e c o u p l i n g is m a n u f a c t u r e d in 1 /2-in. t h r o u g h 3-in. i.d. pipe sizes. Intended uses: Fluid transfer of active solvents, acids, alkali, a n d high pressure steam. Manufacturer: Dept. LEC, Inc., Union City, Pa.

today

Dow Corning Corporation J Midland, Mich., Dept. 6408 1

Please send me: I FREE sample of f j Antifoam A Compound J • Antifoam A or • AF Emulsion; • Booklet on Silicone Defoamers. NAME COMPANY. ADDRESS ZONE.

STATE.

99.6% RECOVERY OF SOLVENTS with

COLUMBIA BRAND

Activated Carbon Saves $27,000a monthfor ΒA KELITE COMPANY, a Division of VCC. The C\HBiDK-designed solvent recovery system in Bakélite Company's Bound Brook, New Jersey, plant collects more than 600 pounds of solvent vapors an hour from vinyl cast-film manufacture. It separates the solvents and delivers them ready for re-use —for \lAi per pound. Overall, COLUMBIA Activated Carbon solvent recovery plants save industry more than $150,000,000 a year by recovering over two billion pounds of solvents. Write today for complete information. Ask for Form 4410.

Radio D-Sorbitol Ready Uniformly labeled D-Sorbitol is available at a specific activity of 5 millicuries/millimole. Expected uses a r e i n feeding studies, a n d in metabolism a n d photosynthesis ex­ periments. T h e C14 c o m p o u n d m a y be o b t a i n e d in 5 p a c k a g e sizes from 1 millicurie to 0.01 millicurie u n d e r usual A E C regulations. Dept. IEC, Nuclear Instrument & Chemical Corp. 229 West Erie St., Chicago 70, III.

Circle Nos. 114 A-1, 114 A-2, 114 A-3, 114 A-4 on Readers' Service Card, page 119 A

1 14A

Snap-Tite,

CORNING

| SILICONES

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Quick Coupling for Acids, Alkali, Solvents, and H. P. Steam

make your own

test — send coupon DOW

Manufacturer: Dept. IEC, Thomas Associates, 4607 Alger St., Los Angeles 39, Calif.

INDUSTRIAL AND ENGINEERING CHEMISTRY

CARBIDE AND

CARBON

CHEMICALS Carbide and Carbon Chemicals C o m p a n y A Division of Union Carbide and Carbon Corporation 30 East 42nd Street, New York 17, Ν. Υ.

"Columbia" is a registered trade-mark of UCC Circle No. 114 A-5 on Readers' Service Card, page 119 A