Bel-Art, H-B Durac 29/41 Degree Api Astm 4h Hydrometer

These plain form hydrometers are available in a variety of models measuring the relative densities (specific gravity) of oil and petroleum products in various ranges from -1° to 96°API in accordance with the American Petroleum Institute (API) and the American Society of Testing Materials (ASTM) E100 standards.

• Conform to the accuracy requirements of ASTM hydrometers
  

• Lead free ballast and glass
  

• Individually serialized
  

• Temperature standardization: 60°F/60°F
  

• Hand inspected by our U.S. quality team
  

• Packaged with a multi-language (English, French, German, Italian, Portuguese, and Spanish) Statement of Accuracy indicating accuracy traceable to NIST
  

Note: Hydrometers should be stored in a clean, dry, safe place, and should not be subjected to extreme temperatures.