FISHER DEVELOPS
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WHAT
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G e t c o r r e c t e n d p o i n t s e v e r y t i m e w i t h t h e Model 3 6 T i t r i m e t e r , Fisher's new p o t e n t i o m e t r i c t i t r a t o r f o r a u t o m a t i c a n d m a n u a l t i t r a t i o n . Two s e n s i t i v i t y levels p e r m i t p i n p o i n t d e t e r m i n a t i o n of t i t r a t i o n e n d p o i n t s . Range: 0 t o ± 1 4 0 0 m v , 0 t o 14 p H . Resolution: ± 2 m v , ± 0 . 0 2 p H . Accuracy: ± 0 . 5 % . (Also available: Model 3 5 f o r m a n u a l t i t r a t i o n . )
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ANALYTICAL CHEMISTRY
ust out of Fisher Scientific's development lab is J the new, automatic Titrimeter® (left), designed for rapid, precise potentiometric titrations. It's typical
YOU NEED!
Fisher makes what you need: At 116,500-sq.-ft. Indi ana (Pa.) plant, Fisher builds instruments to high stand ards. Above: Duo-Spectranal®, portable spectroscope for qualitative metal analysis, semi-quantitative determination.
of hundreds of new instruments developed by Fisher engineers to help you do your job more speedily, accurately, conveniently, safely or economically. Product development is only one facet of Fisher . . . others are briefly described on these pages. Al together, they are the reason why Fisher Scientific is a leader in laboratory instrumentation and reagent manufacture . . . and your complete source for laboratory needs.
Fisher services your needs . . . from expert repairs to in valuable technical assistance. Example: Fisher's Gas Chromatog raphy Laboratory has provided many time-saving, efficient ap proaches to analysis of gases and low-boiling liquids.
W a n t to k n o w m o r e about how Fisher can help you? Full details in free, data-packed bulletins. Just clip, fill out and mail coupon to Fisher Scientific Company, 100 Fisher Building, Pittsburgh 19, Pa. Fisher Scientific Company 100 Fisher Building Pittsburgh 19, Pa. Please send me information on the following: Π " T h i s Is F i s h e r " Π Fisher " T i t r i m e t e r " • Fisher " D u o - S p e c t r a n a l "
Π " S t a b i l i z e d Karl Fischer R e a g e n t " Π Gas C h r o m a t o g r a p h y
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Fisher stocks what you need for fast delivery—over 20,000 apparatus items, 7,000 chemicals in 750,000 sq. ft. of warehouse space. Example: stabilized Karl Fischer Rea gent designed for repeated use with negligible titer loss.
FISHER SCIENTIFIC World's Largest Manufacturer-Distributor of Laboratory Appliances & Reagent Chemicals Boston · Chicago · Fort Worth · Houston - New York · Odessa, Texas Philadelphia · Pittsburgh • St. Louis · Washington · Montreal · Toronto
Circle No. 125 on Readers' Service Card
VOL. 33, NO. 3, MARCH 1961
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