Lab Equipment/Test Tube Heater

Multipurpose test-tube heater, electric.Test-tube heater is intended for heating of various substances except combustible and highly inflammable liquids in test tubes with diameter 16 mm during laboratory works on chemistry.Completeness:Test-tube heater - 1User manual - 1Packing box- 1 Assembling and operating:The device consists of plastic base and ring, which are connected with the help of three ties. Shield made in a shape of metal cylinder is put in base and ring round cut. The shield prevent from accidental contact with heated surface of the device.Heater if assembled on the base. The test-tube with investigated material is put into central hole and hold with three plate springs in any position. The device has electric wire with special plug for 42 V.The ring of the device has a ledge to fix it on stand.The device is fixed on stand in needed position or in horizontal position.