A World of Opportunity-
Your guide to new knowledge in your own field . . . other fields in chemistry... management and communication skills.
14 new courses listed for the first time. 52 courses to choose from —offered in Analytical Chemistry . . . Organic and Organometallic Chemistry . . . Polymer Chemistry . . . Chemical Engineering/Statistics . . . Literature Aids . . . Business and Professional Development. All courses developed and presented by well known experts, and include course-integrated workbooks.
Begin to benefit right away! Send for your FREE copy of the ACS 1980 Audio Course Catalog today!
thermogravimetric analysis physical adsorption thermomagnetic analysis surface characterization vacuum and pressure work chemisorption magnetic susceptibility particle size distribution surface tension studies corrosion studies.
If you need to measure and record mass and force changes in high vacuum, flowing gasses and other controlled environments, ask about one of our Recording Balances. Sensitivity to 0.1/u,g. Capacity up to 100g. High vacuum capability to 10"5 pa. High pressure capabilities to 50 atmospheres. Accessories for virtually all applications.
American Chemical Society/Education Division 1155 16th Street, N.W. Washington, D.C. 20036
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Please send my personal copy of the ACS 1980 Audio Course Catalog. No cost or obligation. Name Organization. Address City.
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Need extra copies—for management . . . organization library . . . others? List names and addresses on separate sheet of paper and mail with this coupon.
Cahn Instruments, Inc. 16207 South Carmenita Road Cerritos, CA 90701 Phone (213)926-3378
CAHN
. .Where weighing a little means a lot. CIRCLE 36 ON READER SERVICE CARD
