Now, a low-cost NMR Spectrometer with observation range of 610 ppm:
Perkin-Elmer’s new Model R12A.
The Model R12A gives you outstanding performance in an instrument that is compact, low in cost, easy to install and easy to operate. Its observation range of 610 ppm all proton and fluorine rescovers onances.
record proton spectra a completely routine basis. The unique permanent magnet system, rugged design and unprecedented stability of the R12A insure top performance with little or no fuss. No special operator is necessary. Operating parameters are selected on a single control panel. Adjustments necessary for You
can
at 60MHz on
routine measurements are minimal. Result: a high sample throughput. The Model R12A also has improved 20-to-1 signal-to-noise ratio, 0.35 Hz resolution and an incredibly accurate full-size Flowchart recorder. In short, it’s the best low-cost NMR Spectrometer your money can buy. Looking for high performance, versatility and price? You can do no better than the new Hitachi Perkin-Elmer Model R-20B. This stateof-the-art instrument offers you extremely precise, variable temperature operation. It has full nuclei capability, including 13carbon,
fluorine, phosphorus and boron. Among other features you’ll find higher modulation frequency (15KHz), double mode recorder (single sheet and/or strip chart) and improved 30-to-1 signal-tonoise ratio. And you can get it now. No promises. No waiting. For full details on both the R12A and R-20B, write to: Instrument Division, Perkin-Elmer Corporation, 702 Main Avenue, Norwalk, Conn. 06852.
PERKIN-ELMER
Circle No. 161 on Readers’ Service Card
ANALYTICAL CHEMISTRY, VOL. 42, NO. 4, APRIL 1970
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