FISHER SCIENTIFIC - ACS Publications - American Chemical Society

May 3, 2012 - FISHER SCIENTIFIC. Anal. Chem. , 1952, 24 (8), pp 2A–2A. DOI: 10.1021/ac60068a700. Publication Date: August 1952. ACS Legacy Archive...
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speed KARL FISCHER, MICRO and OTHER TITRATIONS with

the new improved FISHER

TITRIMETER

. . . NOW FASTER, MORE ACCURATE THAN EVER!

Accessory kit permits fast moisture d e i t i r m m a tions by Karl Fisher technique.

Micro accessories p r o v i d e f o r micro titrations

The Fisher Titrimeter has been completely redesigned. Now you can not only determine acid-base, oxidation-reduction, precipitation, and complex ion concentrations with greater speed, ease and accuracy than ever before. By an easy set-up change you can also handle micro work with similar efficiency. Another set-up, and you are ready for fast moisture determinations by the important Karl Fischer technique. The new unit features such design changes as: ( l ) a new controlledspeed, magnetic stirrer and motor held in a swivel-head beaker platform, (2 ) fixed electrodes, held by spring tension for easy changing, (3) relocation of "magic-eye" to left of sample area, bringing all points of visual interest within a readily encompassed field of view, and (4) provision for micro and Karl Fischer adaption (complete accessories). As in previous models, the instru-

ment detects the exact end point of a titration by supersensitive electronic measurement. It determines the amounts of metals in alloys, ores, salts, etc.; pH of fertilizer "balances", pickling bath wash waters and tanning solutions; free acid in whiskies; ascorbic acid in fruit juices; etc. . . . plus the wide range of Karl Fischer moisture determinations. Complete stocks of laboratory Instruments, apparatus, reagent chemicals, furniture, and supplies at PITTSBURGH, N E W YORK, ST. LOUIS, WASHINGTON, MONTREAL and T O R O N T O . For more information write: Fisher Scientific Co., 717 Forbes St., Pittsburgh 19, Pennsylvania.

FISHER SCIENTIFIC Amreica's Largest Manufacturer-Distributor of L a b o r a t o r y Appliances a n d Reagent Chemicals