Table 3. Sodium thiosulphate... | Emerald Publishing

Table 3.

Sodium thiosulphate pentahydrate (⁠ ${Na}_{2} S_{2} O_{3} \cdot 5 H_{2} O$ ⁠) thermal properties

Symbol	Description	Value
$T_{s} - T_{l}$	Melting range [°C]	$40 - 48$
$H_{l}$	Latent heat of fusion [kJ/kg]	$210$
$ρ_{s}$	Solid phase density [kg/m³]	1,720
$ρ_{l}$	Liquid phase density [kg/m³]	1,666
$c_{s}$	Solid phase heat capacity [kJ/kgK]	$1.46$
$c_{l}$	Liquid phase heat capacity [kJ/kgK]	$2.39$
$k_{s}$	Solid phase thermal conductivity [kJ/mK]	$0.76$
$k_{l}$	Liquid phase thermal conductivity [kJ/mK]	$0.38$
$ν$	Kinematic viscosity* [m²/s]	$1.14 \times 10^{- 5}$

Symbol	Description	Value
$T_{s} - T_{l}$	Melting range [°C]	$40 - 48$
$H_{l}$	Latent heat of fusion [kJ/kg]	$210$
$ρ_{s}$	Solid phase density [kg/m³]	1,720
$ρ_{l}$	Liquid phase density [kg/m³]	1,666
$c_{s}$	Solid phase heat capacity [kJ/kgK]	$1.46$
$c_{l}$	Liquid phase heat capacity [kJ/kgK]	$2.39$
$k_{s}$	Solid phase thermal conductivity [kJ/mK]	$0.76$
$k_{l}$	Liquid phase thermal conductivity [kJ/mK]	$0.38$
$ν$	Kinematic viscosity* [m²/s]	$1.14 \times 10^{- 5}$

Note(s):

*Obtained by dividing the dynamic viscosity $μ$ ⁠, from Moynihan (1966) with the liquid density from Landini et al., (2019)