Equipment · Water Baths Call Curtin First! COMPANY

pressure-sensitive paper. No ink to spill. No stylus to overheat. The Hook-On's range change dial permits selection of six AC ranges from 250to 5 amps...
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TAI'S PATENTED

MAINTENANCE-FREE

Model 3208

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OXYGEN ANALYZER

MICRO-FUEL CELL*

Hook-On to our new Minigraph Add a Hook-On Current Transformer to the new Esterline Angus Minigraph, and you’ve got a rugged, compact (3%" x 5% x 4% ") recorder that not only reads current signals but also writes them on pressure-sensitive paper. No ink to spill. No stylus to overheat. The Hook-On's range change dial permits selection of six AC ranges from 250 to 5 amps. You can also order M digraphs to record common plant voltages, DC millivolts, milliamperes and microamperes. Minigraph prices begin at $99.50.* You can get off-the-shelf delivery, too. ”

Model 311 TRACE OXYGEN ANALYZER

THE HEART OF

ALL OXYGEN ANALYZERS

MANUFACTURED by TELEDYNE LINEAR RANGES FROM

0-10 PPM THROUGH 0-100%

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*Prices range from $99.50 to $160.00, depending upon the options and features required. Liberal special discounts are available to OEM's. Ask for our colorful Mlnigraph brochure. Write Of call:

ANALYTICAL

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INSTRUMENTS 333 West Mission Drive San Gabriel, California 91776

*u.s. Pat.

No. 3,429,756

ESTERLINE

ANGUS

Division of Esterline Corporation Box 24000 Indianapolis, Indiana 46224 ·

Telephone 317/244-7611

ESTERLINE

Circle No. 174 on Readers' Service Card

Circle No. 155

on Readers' Service Card

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Colorimeter® · Diagnostic Apparatus · Glassware

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Equipment · Water Baths

Call Curtin First!

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COMPANY FURNITURE

LABORATORY

ORLEANS

WASHINGTON SAN FRANCISCO Boston much. midland, Jacksonville Atlanta Ltiuie Seattle Dallas Monterrey Mexico city .

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ANALYTICAL CHEMISTRY, VOL. 42, NO. 4, APRIL 1970

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Service Card

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