## Description Calibrated on two scales: Tralle (0% by volume alcohol) and proof (2 x percentage of alcohol). - Tralle scale, 0 to 100% graduated in 1% divisions - Proof scale, 0 to 200 in two proof divisions - Permanently marked with individual serial numbers - Approximate liquid volume, 250mL ## Specifications ||| | ------------ | ------------ | |Increments|1%| |Certifications/Compliance|NIST, ASTM E100, ASTM E126| |For Use With (Application)|Distillers, law enforcement and taxing agencies to measure the Alcohol content of beverages| |Volume (Metric)|250mL|