WATERS ASSOCIATES, INC

Circle No. 85 on Readers' Service Card ... cc. Iodine-131 within minutes. Radioiodine build-up is displayed on a large meter for direct readout and th...
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NEW PRODUCTS

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Widebeta II radioactivity counting system offers low background count­ ing with a wide dynamic range for measuring alpha and beta radio­ activity. The instrument permits automatic printout of alpha/beta ratio and beta/beta ratio. Push button controls are included and the system automatically displays sample number, time of day, counting time, counts, count per minute, and per­ centage counting error. Beckman Scientific and Process Instruments Division, 2500 Harbor Blvd., Fullerton, Calif. 9 2 6 3 4 . 421

*Here,s the precision laboratory scale with the speed and accuracy you need Model B-210

PENNSYLVANIA Exireme-Sensitiviiy AUTOMATIC ANALYSIS SCAIE

MODEL B-210 is an extended range, double platform, automatic i n d i c a t i n g precision scale providing extreme sensitivity, speed and accuracy

in c a p a c i t i e s up to 12,500 grams or 22 pounds. The a u x i l i a r y p l a t f o r m is used for weighing up to 1/10 of scale capacity in the order of milligrams. The main platform is used for w e i g h i n g from 1/10 of scale capacity to full scale capacity -with the same percentage of accuracy as achieved on the smaller platform. Wide range of chart and beam combinations available to suit your p a r t i c u l a r laboratory requirements.

Write today for Free Catalog on the full line of Pennsylvania Precision Scales.

PENNSYLVANIA SCALE COMPANY Bareville (Leola) Pennsylvania Circle No. 85 on Readers' Service Card

NEW P O L Y S T Y R E N E GEL C O L U M N P A C K I N G SEPARATIONS OF FATTY ACIDS, OILS, AND LIPIDS USING ORGANIC SOLVENTS ARE NOW POSSIBLE TYPICAL

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