Draft Survey Hydrometer *with Certificate*
Measuring the apparent density in kg/litres, commonly used for ship draft survey calculations
Adjusted for use at 15°C
Accuracy: 0.0005kg/l
Divisions: 0.0005 kg/l
Bulb dia: 26mm
Weight: 67gm
Supplied in a protective, resealable plastic tube
Supplied with traceable calibration certificate