General Product Line: Authorized distributors for the leading manufacturers of laboratory apparatus equipment, instruments, supplies, and chemicals. Sales offices and warehouses a t : Cincinnati 13, Ohio, & Cleveland 6, Ohio; Detroit 28, Mich.; Houston 11, Tex.; Los Angeles 22, Calif. ; Philadelphia 48, Pa. Booth: 4 7
DETERMINE PROTEIN, FAT AND FIBER CONTENT THE EASY LABCONCO WAY!
HILGER & WATTS, LTD. 9 8 St. Paneras W a y Camden Road London, N . W . 1 , England
Products to Be Exhibited: Hilger high intensity microfocus x-ray diffraction unit; Jaco-Hilger direct reading spectrometer. Representatives at Exhibit: Staff of Jarrell-Ash Co.
KJELDAHL APPARATUS FOR PROTEIN DETERMINATION Gas or electric heat, variable heat controls, timers,
Booth: 54 THE HYPHEN C O . 2 2 2 1 Fifth A v e . Pittsburgh 1 9 , Pa.
Products to Be Exhibited: Vacuum analytical and process equipment; electronic recorder and integrator; temperature pressure and vacuum recorders, and the latest equipment for gas chromatography. Representative at Exhibit: L. H . Gilson. General Product Line: Distributors for chemical processing and pilot plant equipment. Booth: 51 INSTRUMENTS PUBLISHING CO. 845 Ridge Ave. Pittsburgh 12, Pa.
Products to Be Exhibited: "Instruments and Automation," "Instrument and Apparatus News," "Military Automation," "Handbook of Measurement and Control," " I n strument and Automation Handbook and Buyer's Guide," "Computer Handbook," "Automation Handbook," other books. Representatives at Exhibit: R. Rimbach, Sr., R. Rimbach, Jr., M. Rimbach, G. Rimbach, M. Aronson, Claude Morrison, F. Marlon, D . Aland, J. Emge, Robert Nelson, C. F. Goldcamp. General Product Line: Publishers of "Instruments and Automation," "Instrument and Apparatus News." "Military Automation," "Handbook of Measurement and Control," Instruments and Automation Handbook and Buyers' Guide; "Computer Handbook," "Automation Handbook," and other books.
thermo-water controls, hooded units where heat is a problem . . . no matter what your requirements, Labconco has the right size and model Kjeldahl for you.
MICRO-KJELDAHL DIGESTOR Individual rheostat controls give you the exact heat you want every time. Small, compact, low in cost. Heaters cement imbedded. Thoroughly insulated controls are housed in all stainless steel cabinet.
CRUDE FIBER CONDENSER Minimizes frothing in the
troublesome
part of the determination. Instant response to heat regulations, no troublesome hose connections. Made in 2, 4 and 6 capacity units, complete with all glassware.
GOLDFISCH FAT EXTRACTORS Automatic release-and-seal to cut solvent ex-
Booths: 44, 45, 46 JARRELL-ASH C O . 2 6 Farwell St. Newtonvllle 6 0 , M a s s .
Products to Be Exhibited: Jaco 3.4-meter Ebert spectrograph ; Jaco 1.5-meter Wadsworth spectrograph; Jaco Varisource spectrographic excitation unit; Jaco"atomcounter" direct-reading spectrometer; Jaco recording microphotometcr; Jaco recording scanning flame spectrometer. Representatives at Exhibit: R. F. Jarrell, R. K. Brehm, R. W. Tabeling, J . Schuch, R. Thieme, E. Teodorson, M. Slish, A. Month, G. Roberts, A. Edwards, R. Alvord, B. Fagan. General Product Line: Manufacturers of Jaco and Jaco-Hilger instruments, importers of Hilger, Nonius, Enraf, and Unicam instruments. Line includes Ebert
traction time. Get results in 2 to 4 hours that used to take all day. Reclaims high percentage of solvent, operates safely in open rooms.
Write today for this Free Catalog. Full description and photos of all LABCONCO protein, fat and fiber apparatus.
L A B C O N C O World's Leading Manufacturer of Kjeldahl Apparatus LABORATORY CONSTRUCTION COMPANY · 1109 Holmes St., Kansas City, Mo.
For further information, circle number 57 A on Readers' service Card, page 91 A
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