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The IRS alcohol hydrometer uses the Proof scale and complies with IRS specifications. It features 165 to 185% Proof range, I.R. size Q, and is commonly used in distilleries that require certification. It also has a 0.2% subdivision and approximate length of 12.0079" (305 mm).
The IRS alcohol hydrometer uses the Proof scale and complies with IRS specifications. It features 165 to 185% Proof range, I.R. size Q, and is commonly used in distilleries that require certification. It also has a 0.2% subdivision and approximate length of 12.0079" (305 mm).
| Proof Range | 165 to 185% |
| I.R. Size | Q |
| Subdivision | 0.2% |
| Tolerance | ±0.2% |
| Approx. Length | 12.0079" (305 mm) |
