Bel-Art, H-B DURAC 39/51 Degree API ASTM 5H 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.