Green Line Hydrometer/Thermometer
13" long triple scale hydrometer with thermometer for temperature correction. Hydrometer reads naturally at 60°F. Lead-free steel shot in hydrometer, all food grade & edible riser fluid.
Scales:
Balling: 0-38%
Potential ABV: 0-20%
Specific Gravity: 0.990 - 1.170
Temperature: 20-120°F/-5-50°C