SADTLER RESEARCH LABORATORIES, INC

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Start 1970 prepared.... order Sadtler Spectra NOW! WHY WAIT?

If you are a Sadtler customer, the value in having the latest additions of Sadtler is and having them as soon as they are issued will keep you up-to-date. Spectra obvious This year, some 8,000 spectra will be added to Sadtler’s Commercial Collections, a three-fold increase over last year! Additionally, 9,000 Standard Spectra will be published. Place your order now for these 1970 additions. Better yet, place a standing order for all so you can have them for use as soon as they’re issued. If you are not a Sadtler customer, write for information about Sadtler’s Standard or Commercial Spectra (over 120,000 spectra IR, NMR, UV, DTA) and indices. Inquire, too, about DIGILAB™, the newest concept in computerized instrumentation incorporating IR —

—

Fourier transform spectroscopy.

YOUR

CHEMICAL .FINGERPRINTS!

rm Gentlemen: Please send

me

IR Prism

IR

Standard Spectra

PHONE: (215) 382-7800 TWX: (710) 670-1186

NMR

A BLOCK

Address-

ENGINEERING, INC.

Please send information about

Name

_

UV

DTA

Commercial Spectra

Special Collections: Pharmaceutical Inorganic I am interested in Standing Orders

3316 SPRING GARDEN STREET

PHILADELPHIA, PENNA. 19104

about: Grating

information

Biochemical

Steroid

DJGJLfíB® -Title-

Firm-Institution—

City_

_State_

-Zip-

(PLEASE PRINT FOR LEGIBILITY)

l· Circle No. 84 on Readers' Service Card

ANALYTICAL CHEMISTRY, VOL. 42, NO. 2, FEBRUARY 1970

109 A