H-B DURAC Individually Calibrated -1/11 Degree API ASTM 1H HydrometerChoose from a wide range of individually calibrated plain form models measuring the relative density (specific gravity) of oil and petroleum related products in various ranges from -1° to 91°API in accordance with the American Petr..
H-B DURAC Individually Calibrated 19/31 Degree API ASTM 3H HydrometerChoose from a wide range of individually calibrated plain form models measuring the relative density (specific gravity) of oil and petroleum related products in various ranges from -1° to 91°API in accordance with the American Petr..
H-B DURAC Individually Calibrated 29/41 Degree API ASTM 4H HydrometerChoose from a wide range of individually calibrated plain form models measuring the relative density (specific gravity) of oil and petroleum related products in various ranges from -1° to 91°API in accordance with the American Petr..
H-B DURAC Individually Calibrated 39/51 Degree API ASTM 5H HydrometerChoose from a wide range of individually calibrated plain form models measuring the relative density (specific gravity) of oil and petroleum related products in various ranges from -1° to 91°API in accordance with the American Petr..
H-B DURAC Individually Calibrated 49/61 Degree API ASTM 6H HydrometerChoose from a wide range of individually calibrated plain form models measuring the relative density (specific gravity) of oil and petroleum related products in various ranges from -1° to 91°API in accordance with the American Petr..
H-B DURAC Individually Calibrated 59/71 Degree API ASTM 7H HydrometerChoose from a wide range of individually calibrated plain form models measuring the relative density (specific gravity) of oil and petroleum related products in various ranges from -1° to 91°API in accordance with the American Petr..
H-B DURAC Individually Calibrated 69/81 Degree API ASTM 8H HydrometerChoose from a wide range of individually calibrated plain form models measuring the relative density (specific gravity) of oil and petroleum related products in various ranges from -1° to 91°API in accordance with the American Petr..
H-B DURAC Individually Calibrated 9/21 Degree API ASTM 2H HydrometerChoose from a wide range of individually calibrated plain form models measuring the relative density (specific gravity) of oil and petroleum related products in various ranges from -1° to 91°API in accordance with the American Petro..