The New Product Bulletin Board from J.T. Baker

lieu Speeiïlly-purified

The J.Τ Baker PHOTREX· line of high-qualityspectrophotomeric solvents has had 20 new additions:

Glycerol Carbon Disulfide Heptane Methyl iso-Butyl Ketone Reagent Alcohol. Denatured Nitromethane Pentane Tetrachloroethylene Methyl Ethyl Ketone Pius 11 other new PHOTREX

solvents. Now the PHOTREX line numbers 35 superior solvents, all with the actual lo t analysis" on the label.

How do I learn more? 1. Check your new J.Τ Baker cata­

log 750: page 288. or

2. Request your new J.Τ Baker catalog 750 by completing the coupon below. Save this "bulletin board" to simplify future catalog reference.

CH55K BAKER BP&{

J.T. Baker Chemical Co. 222 Red School Lane Phillipsburg, New Jersey 08865

Please forward a copy of your new catalog 750.

Name

R t r p M

City

State Zip 5

Manufacturers' Literature

All features of the FLA-10 graphite tube furnace, a flameless AA accessory de­signed to fit any Fisher/Jarrell-Ash AA unit, are described in an 8-p bulletin. The FLA-10 detects most metals at lev­els down to 10~ 1 2 g. Fisher Scientific Co. 430

pH indicator papers and test papers for the determination of ions are listed in a 16-p brochure. Includes prices. Gallard-Schlesinger Chemical Mfg. Corp. 431

"Pocket Calculator Buyer's Guide", 32 p, describes and gives specifications for the company's full line of prepro­grammed and programmable pocket calculators for science, engineering, business, f inance, and education. Hew­lett-Packard Co. 432

Detectors for liquid chromatography are described in a 12-p brochure de­signed to assist the reader in selecting the most appropriate detector for a specific application. Du Pont Co. 433

A 6-p buyer's guide to analytical instru­ments briefly describes instruments cur­rently available f rom the company. Per-kin-Elmer Corp. 434

An automatic system for sequence de­termination of peptides and proteins is described in a technical brochure. Se-quemat Inc. 435

Camac data processing modules and systems are described in an 8-p guide. Power rails, function codes, sub-ad­dresses, etc. , for the individual modules are illustrated. Nuclear Enterprises Ltd.

436

Criteria for selection of appropriate ul­trafiltration systems to meet specific application requirements are discussed in a 5-p brochure. Amicon Corp. 437

Specially purified solvents for instru­mental analysis are described and list­ed in a 16-p bulletin. Fisher Scientific Co. 438

Biosonik IV ultrasonic cell disrupter featuring automatic ceramic transducer tuning and a self-monitoring heat-sens­ing circuit is described in a brochure. VWR Scientific 439

Sorvall centrifuges are featured in three new application briefs on different facets of ultracentrifugation. Du Pont Co. 440

( · 1

«•ET

G . F R E D E R I C K S M I T H C H E M I C A L C O M P A N Y 867 McKinley Ave Columbus.Ohio 43223

t O » PflOMPT S M I P M I N t

- Β " " / 2 2 4 - 5 3 4 3

GENERAL CATALOG

FEATURING

OVER 445 CHEMICALS

NOW AVAILABLE FM

CIRCLE 190 O N READER SERVICE CARD

6 4 A · ANALYTICAL CHEMISTRY, VOL. 48 , NO. 1 , JANUARY 1976

J. T. Baker Chemical Co. 222 Red School Lane

Phillipsburg. N.J.08865

CIRCLE 19 ON READER SERVICE CARD

ΙΗΤΠΠΗΕΠΠΠΙΒΕΠΙΠΙ^^