DURAC® Baume Plain Form Hydrometers - 39/51° - 4640

For liquids heavier than water. Hydrometers are individually serialized, are 300mm (11.8 inch) long, and feature a metal ballast. Hydrometers include multi-language (English, French, German, Italian, Portuguese and Spanish) Statement of Accuracy indicating accuracy traceable to NIST and DKD/ PTB. Tested and calibrated in our exclusive triple accredited/registered ISO/IEC 17025:2005, A2LA accredited laboratory against equipment whose calibration is traceable to NIST and DKD/PTB. Temperature of Standardization 60ºF/60ºF.