Description:
Thermco ACC051F ASTM 51F Gas Calorimeter Outlet Thermometer, 69 to 116°F x 0.°F, Mercury Fill. These thermometers are made in accordance with specifications of the American Society for Testing and Material. Strict manufacturing procedures and quality controls insure full compliance to ASTM E-1. These instruments are made from annealed glass and have been extensively aged for minimal scale error and stability.