ITEM#: 2541-B618230400
MFR#: B61823-0400
H-B Instrument DURAC Safety Precision Combined Form Hydrometers, API, Specific Gravity Range: 39 to 51 deg. API, Length: 381mm, Safety API Combined Form Thermo-Hydrometer, Accuracy: +/-0.1 deg., Ballast Type: Lead free, Certifications/Compl