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Description This hydrometer provides 2 scales of measurement which are Proof (the US International Revenue Scale for proof of spirits) and Tralles (the actual percentage of alcohol). It is calibrated to give accurate readings at 60°F (15.6°C) and includes a chart that provides the adjustments needed when using it at different temperatures. Specifications: Proof Scale: 0-200 Tralle Scale: 0-100 Calibrated at 60°F Includes: Directions with temperature correction chart Durable plastic storage/carrying case
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🇺🇸 Ship from USA · On Agora since 2026
$9.99