Thermohydrometer, non-certified, ASTM 305HH, 850 to 900 kg/m3, Metric Scale, 20°C to 105°C, manufactured according to ASTM E100.

Thermohydrometer, certified, ASTM 302HL, 700 to 750 kg/m3, Metric Scale, -20°C to 65°C, manufactured according to ASTM E100.

Thermohydrometer, certified, ASTM 309HL, 1050 to 1100 kg/m3, Metric Scale, -20°C to 65°C, manufactured according to ASTM E100.