Buchler gives you a CHOICE of instruments for
POLYACRYLAMIDE GEL ELECTROPHORESIS
Fractophorator Preparative unit automatically elutes separations and delivers them to a fraction collector. Load capacity of a few micrograms to 25 mg. Available with temperature-control. Bulletin #3-1800
Polyanalyst Basic analytical unit for separation and destaining. Compact, temperature-controlled, measures 6"Wx 12"H. Migration takes place in 12 glass tubes perfectly aligned and equidistant from each other. Indispensable in determining operating parameters of the Buchler Poly-Prep unit. Bulletin #3-1750
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Poly-Prep'2 00' Buchler provides these important instruments for analytical or preparative procedures in gel electrophoresis. They are used for separating proteins, hemoglobin, albumin, enzymes and other compounds using polyacrylamide or another supporting medium. For complete information and prices, write for appropriate bulletin.
BUCHLER INSTRUMENTS
Temperature-regulated preparative instrument for continuous fractionation and elution. High yields and extreme purity are attained in a few steps. May also be used to concentrate protein solution. Also available in a compact 100 mg load capacity unit. Bulletin #3-1700
BUCHLER I N S T R U M E N T S D I V I S I O N NUCLEAR-CHICAGO CORPORATION A SUBSIDIARY OF G.D. SEARLE&
CO.
1327 S I X T E E N T H STREET, FORT LEE, NEW JERSEY 07024 Circle No. 19 on Readers' service Card
ANALYTICAL CHEMISTRY, VOL. 42, NO. 11, SEPTEMBER 1970
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