Preparation and Thermal Properties of Eutectic Hydrate Salt Phase Change Thermal Energy Storage Material

Table 2

Result uncertainty analysis of experimental equipment.

Measured quantities	Deviation
Latent heat	±6 kJ/kg
Mass	±0.002 g
Temperature data logger	±0.06%
Volume (10 ml, 20 ml)	±0.06 ml
Volume (100 ml)	±0.02 ml
Thermocouple	±1.0%
Surface tension	±0.01 mN/m
Viscosity	±2% mps