Room Thermometer - Metal Back, Thermometers: Educational Innovations, Inc.

For students who needs to attain "advanced degrees", this thermometer can determine the temperature of many materials. Mercury free and safe for classroom use. Glass thermometer, metal back. 14.5 x 1.6 cm (5.75" x .5") -30 o to 110 o C (-20 o to 230 o F) Styles may vary..
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Plastic Back Dual Range Student Thermometer

Thermometer, Red Liquid, 12, Partial Immersion, -10 To 150 C (each) Red spirit-filled thermometers provide increased safety and economic pricing. They contain a petroleum-based column with red dye, which is significantly safer than mercury. These thermometers all have 6 to 7mm outer diameters, and the bulbs have equal or smaller diameters than the stems. Partial immersion thermometers are useful if you have a shallow container which holds the substance to be measured.

Thermometer, Red Liquid, 12, Partial Immersion, -10 to 150 C

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Metal-Back Thermometer

Metal Backed Student Thermometer, United Scientific Supplies