Aluminum construction. Consists of an inner calorimeter 2.85"(72mm) ht. x 2.39"(61mm) dia. and an outer container 4” (100mm) ht. x 4.125"(115mm) dia. The two are separated by a molded Styrofoam insulated separator. The outer container has a transparent cover with rubber stopper with hole for thermometer. Includes stirrer (thermometer not included).
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