New Coleman Junior II Spectrophotometer Easier reading, faster response, new UV-Visible-NIR range -all at low cost! Here is the new spectrophotometer t h a t gives you t h e fast, simple operation you need for control work and provides t h e wavelength range and versatility found in slower, more expensive instruments. Wide range. A turn of a knob selects any wave length—from 325 to 825 ιπαμ—for rapid, routine determinations. No detector switching. No slit adjustments. Fixed 20 πιμ bandpass. Easier reading. Big, shielded, 8-inch absorbance/ transmittance scale panel has readout so bright you can read it a t a glance. Faster response. U n i q u e , h i g h l y s e n s i t i v e g a l v a n o m e t e r m o v e m e n t "locks i n " on i t s reading in two seconds, without vibration or overshoot.
Solid-state detector. No phototubes, no vacuum tubes. Built-in power supply is fully transistor ized. You have just one compact case on your lab bench. Industrial applications. I n c l u d e w a t e r q u a l i t y control, wastewater treatment, ferrous and nonferrous m e t a l s , a g r i c u l t u r a l t e s t l a b s a n d pharmaceutical labs. T h e C o l e m a n J u n i o r I I h a s o u t p u t for a recorder, printer or digital readout. There's a Flame Photometer attachment for Na, K, Ca, Mg and Li . . . And wide range of cuvette sizes, up t o 25 mm, including automatic emptying Vacuvettes for rapid sample handling. Send today for details on t h e new Coleman Junior I I . Request Bulletin A-310.
Write to Coleman Instruments Division, The Perkin-Elmer Corporation, 42 Madison St., May wood, Illinois 60153 Circle No. 27 on Readers' Service Card
PERKIN-ELMER VOL. 4 1 , NO. 3, MARCH 1969
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