Fisher Scientific Co., Ltd

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Immediate Oeléveny a£

FISHER OVENS _l he Fisher Isotemp Oven is an outstanding, well-con­ structed, gravity-convection oven that provides both constant and uniform temperatures throughout the entire oven cham­ ber. Its heating range is 35° to 200° C. and a sensitive ther­ mostat permits control of the average temperature of the oven chamber within ±0.5° C.

The Isotemp Oven has a cast aluminum frame; it s e r v e s equally well for heating, drying and sterilizing.

The oven chamber is 12 inches square by 12% inches deep, is constructed entirely of heavy sheet aluminum, and pro­ vides a total, useful, three-shelf area of 430 square inches. The nickel-chromium heating elements are embedded within a refractory material outside the oven chamber, and the thermostat contacts are sealed inside a metal capsule. Furnished with three shelves and 75° to 200° C. thermom­ eter for 115 volt A.C., or for 230 volt A.C $125.00 (Specify voltage when ordering)

104" c

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Placement of heaters, com­ plete insulation and high ther­ mal conductivity of aluminum interior result in uniform tem­ perature on all three shelves— front to back.

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(K) \\\ , Temperature recorder chart of Oven shows close control— within ±0.5° C.

5ealed capsule Thermostat Fresh Air Inlet

Drawing shows insulating and design features that in­ sure efficient and safe opera­ tion of the Isotemp. Headquarters

FISHER SCIENTIFIC CO. 717 Forbes St., Pittsburgh ( 1 9 ) , Pa.

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for Laboratory Supplies

EIMER AND AMEND

Greenwich and Morton Streets 2109 Locust St., St. Louis (3), Mo. N e w York (\U), New York In Canada: Fisher Scientific Co., Ltd., 9 0 4 St. James Street, Montreal, Quebec