COULTER ELECTRONICS, INC

stock, you can save your company almost $1,000! The COULTER ISORPTA® analyzer combines the accuracy and repro- ducibility of the B.E.T. static meth- ...
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A C BRIEFS Role of Solvating Agents in Promoting Ion Pair Extraction T A K E R U HIGUCHI, ARTHUR MICHAEUS, and J. HOWARD RYTTING, Department o f Analytical Pharmaceutical Chem­ istry and Pharmaceutics, The University of Kansas, Law­ rence, Kan. 66044 Anal. Chem.,

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Determine particle surface area & pore volume—and save almost $1,000!

(1971)

Aids for Analytical Chemists By taking advantage of our over­ stock, you can save your company almost $1,000!

Submerged Drum Activated Platinum Voltammetric Microelectrode JOHN T. STOCK, Department of Chemistry, Connecticut, Storrs, Conn. 06268 Anal.Chem.,

University

43, 289

of

(1971)

The COULTER ISORPTA® analyzer combines the accuracy and repro­ ducibility of the B.E.T. static meth­ od with the speed of the continu­ ous flow method. Surface area determinations can be made within the 0.1 to more than 2,000 m 2 /gm range. Pore volume determinations from 10 to 300 ang­ stroms.

Fumed Silica Salt-Bridges RAY G. CLEM, FREDI JAKOB, L a w r e n c e Radiation Laboratory, Berkeley, Calif. 94720

and DANE University

ANDERBERG, of California,

Anal. Chem., 43, 292

(1971)

The COULTER ISORPTA® varies the pressure of a flowing mixture of gases over the sample.

Usual price $3,450 NOW $2,500 Write or call for complete informa­ tion today. A coupon has been in­ cluded in this advertisement for your convenience.

Design and Evaluation of a Precise, Continuous Photoelectric Spectropolarimeter

COULTER

ELECTRONICS, INC., PAUL E. REINBOLD, Department of Chemistry, Bethany Nazarene College, Bethany, Okla. 73008 and KARL H. PEARSON, Department of Chemistry, Cleveland State University, Cleveland, Ohio 44115 Anal. Chem.,

43, 293

(1971)

INDUSTRIAL D I V I S I O N 590 West 20th Street, Hialeah, Fla. 33010 TOLL FREE NUMBER: 800-327-6530 β

to: COULTER ELECTRONICS INDUSTRIAL D I V I S I O N 5 9 0 West 20th Street Hialeah, Fla. 3 3 0 1 0 Π Please send me more i n f o r m a t i o n on the COULTER ISORPTA® Surface Area and Pore V o l u m e Analyzer. Π

Name

W e i g h i n g P r o c e d u r e for Nonvolatile Air a n d W a t e r Sensitive Solids

Title

SIDNEY G. GIBBINS, Department of Chemistry, of Victoria, Victoria, B.C., Canada Anal. Chem.,

Please have a representative call me at the earliest convenience

University

43, 295

Phone N o

Company Street

(1971)

City

State

Zip

© 1970, Coulter Electronics, Inc. Circle No. 41 on Readers' Service Card

ANALYTICAL CHEMISTRY, VOL. 43, NO. 2, FEBRUARY 1971 .

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