NEW EQUIPMENT AND MATERIALS
Liquid Level Detector
ALL-JACKETED
Meeting the need for extreme simplicity and ruggedness, Model GM-7 Ohmart gamma-switch is used with a source of radioactive material to provide high and/or low level alarm actuation without contacting the material in the tank or vessel. Mg-7 switch sells for $190. A complete gaging system may be obtained for less than $500. Dept. IEC, Ohmart Corp., 2246 Bogen St., Cincinnati 22, Ohio. 29
Gate Valves for hard-to-handle viscous materials Replaceable-in-line sea·* minimize shut-down time.
Valves-In-line size 1 Vt " thru A" are cast, size 6" and over are welded. Available in all metals.
Self-Generating Residual Chlorine Analyzer Known as Depolox, residual chlorine analyzer features self-cleaning electrodes. Instrument may be Miuo-boll
FOR
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LIFE
• H & B jacketed equipment is completely jacketed—a pipe w i t h i n a p i p e —a valve within a valve—a fitting within a fitting. T h e double wall provides ample area for the heating o r c o o l i n g medium t o circulate. See our ad in Chemical E n g i n e e r i n g o r Refinery Catalog for further information o n our c o m p l e t e line o f jacketed p r o c e s s i n g equipment. O r -write for Bulletin J-5 7.
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HETHERINGTON & BERNER I N C . , 7 0 1 Kentucky A v e . , Indianapolis 7 , Ind. Circle Ne. 38 · • Heifers' Service Carl
Microballs keep gold electrode clean during analytical run
used alone for regulating chlorine addition according to residual or it may be used in combination with flow rate control in a completely automatic closed loop system. Recording instrument and accessories sell for about $3000. Dept. IEC, Fischer & Porter Co., 218 Jacksonville Rd., Hatboro, Pa. 30
Indicating Recorders and Indicating Recorder Controllers New instrument will indicate, record, and/or control any process variable convertible to voltage or resistance change. Applications include conductivity, flow, humidity, •ore as
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PURE LATEX TUBING .flexible ·· .adap'able· •easy to aie
• R L P Pure Latex Tubing is ideal for temporary or initial set-ups. Because it is so light and flexible it is easy to make adjustments—easy to add or remove an element without disturbing the basic apparatus. R L P tubing is also used for its purity, its smooth, seamless construction and because it can be sterilized and used again and again. Available from your laboratory supplier in 24 standard sizes.
m a t i o n C a r d , p r e c e d i n g this section. R u b b e r L a t e x P r o d u c t s , Inc., C u y a h o g a Falls, O h i o Circle Ne. 62 en Readers' Service Card VOL. 51, N O . 9
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SEPTEMBER 1959
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