Alcohol Hydrometers with Tralle and Proof Scales
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These high-quality alcohol hydrometers use the tralle and proof scales to verify the alcohol content of distilled spirits. They have been calibrated for use at 60°F. Both hydrometers are approximately 12 inches in length.Â
Model 6612-2TS includes an internal thermometer with safety blue fill for measuring solution temperatures between -10 to 100°F.
Specifications Chart
| Item No. | Tralle Range | Tralle Subdivisions & Tolerance | Proof Range | Proof Subdivisions & Tolerance |
| 6612-1 | 0 to 100% | 1% / ±1% | 0 to 200 | 2 / ±2% |
| 6612-2TS | 0 to 100% | 1% / ±1% | 0 to 200 | 2 / ±2% |
