API Gravity Thermohydrometers
All thermohydrometers feature divisions every 2 degrees Fahrenheit.
Please note if you need item calibrated here is an extra cost, you can make your request known in the order comment box.
Metric Density Hydrometers
For metric density, ASTM 321H covers the range from 775 to 825 kg/m³, avoiding the need
to purchase two hydrometers, ASTM 314H & 315H. Likewise, for a Thermohydrometer,
ASTM 345H handles the range from 775 to 825 kg/m³ but its thermometer is graduated
in 0.2°C increments. Unfortunately, the temperature range had to be limited to -10 to
Pounds per U.S. Gallons Hydrometers
Model GTP-1695-1 covers jet fuel and Avgas. GTP-1697-2 covers only jet fuel. No thermometers are included. Graduated to 0.01, 320mm length.
Thermometer holder with cup and lid, equipped with metal backing to dissipate static charges through wire cable. Cable not supplied; order separately, specifying length. Lid of cup is hinged to open as it is lowered into fuel.