VWR® API ASTM Hydrometers

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

 : Traceable to NIST.

 : .

 : Packaged with a multi-language (English, French, German, Italian, Portuguese and Spanish) Statement of Accuracy.

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

 : VWR CATALYST™ provides convenient and efficient re-calibration services for your hydrometers with an industry leading 5-day average turn-around time from receipt of your instrument. All the service will be performed by an ISO17025 certified lab. Recalibration, certification and shipping fees are all included in the catalog number cost. Simply order the stated catalog number based on how many calibration points are desired. You will receive a protective box to ship your instrument to Avantor's certified calibration laboratory along with a work order form to specify your calibration points and prepaid return shipping label. Upon receipt at the laboratory your instrument will be inspected for any defects under a microscope and the performance of your instrument will be compared to certified standards and corrections to one-tenth of the smallest division recorded on your signed calibration report. Your calibration report and instrument are carefully repacked returned to you with prepaid standard ground shipping. We also provide expedited service options available upon request.