ERTCO® Engler Viscosity Mercury Filled Thermometer, 217 mm L, ASTM Number 23C, 18 to 28°C

Thermometer, Mercury Filled, 217 mm L, ASTM Number 23C, 18 to 28°C, 0.2°C Division, 0.1°C at 25°C Accuracy, Engler Viscosity, Liquid-in-glass