sodium pyrosulfate Thermodynamic Properties vs Temperature (CAS 13870-29-6)

Analyze how thermophysical properties change over a temperature range at a constant pressure of 1 atm.

Input Conditions

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Property Profile for sodium pyrosulfate

Calculated properties vs. Temperature

Profile Data

Equilibrium Thermodynamic and Transport Properties of sodium pyrosulfate at 1.01325 bar over -23.15–226.85 °C
Temperature (°C)Specific heat capacity (kJ/kg·K)Density (kg/m³)Dynamic viscosity (cP)Thermal conductivity (W/m·K)Prandtl number ()Molar volume (m³/kmol)Specific enthalpy (kJ)Specific entropy (kJ/kg·K)Phase
-23.150.479814N/A N/A N/A N/A N/A -25.4943-0.0930013s
-18.0480.4902N/A N/A N/A N/A N/A -23.0198-0.0832032s
-12.94590.500638N/A N/A N/A N/A N/A -20.4922-0.0733931s
-7.843880.511129N/A N/A N/A N/A N/A -17.9112-0.0635702s
-2.741840.521672N/A N/A N/A N/A N/A -15.2765-0.0537341s
2.36020.532267N/A N/A N/A N/A N/A -12.5879-0.0438843s
7.462240.542916N/A N/A N/A N/A N/A -9.84511-0.0340204s
12.56430.553617N/A N/A N/A N/A N/A -7.04786-0.0241418s
17.66630.564371N/A N/A N/A N/A N/A -4.19587-0.0142482s
22.76840.575179N/A N/A N/A N/A N/A -1.28888-0.00433916s
27.87040.586039N/A N/A N/A N/A N/A 1.673390.00558568s
32.97240.596954N/A N/A N/A N/A N/A 4.691210.0155267s
38.07450.607921N/A N/A N/A N/A N/A 7.764840.0254843s
43.17650.618943N/A N/A N/A N/A N/A 10.89460.0354587s
48.27860.630018N/A N/A N/A N/A N/A 14.08070.0454502s
53.38060.641146N/A N/A N/A N/A N/A 17.32340.0554593s
58.48270.652329N/A N/A N/A N/A N/A 20.62310.0654862s
63.58470.663565N/A N/A N/A N/A N/A 23.97990.0755311s
68.68670.674855N/A N/A N/A N/A N/A 27.39420.0855943s
73.78880.686199N/A N/A N/A N/A N/A 30.86630.0956761s
78.89080.697598N/A N/A N/A N/A N/A 34.39640.105777s
83.99290.70905N/A N/A N/A N/A N/A 37.98470.115896s
89.09490.720556N/A N/A N/A N/A N/A 41.63170.126035s
94.19690.732117N/A N/A N/A N/A N/A 45.33740.136194s
99.2990.743732N/A N/A N/A N/A N/A 49.10230.146372s
104.4010.7554N/A N/A N/A N/A N/A 52.92660.15657s
109.5030.767124N/A N/A N/A N/A N/A 56.81060.166788s
114.6050.778901N/A N/A N/A N/A N/A 60.75450.177027s
119.7070.790733N/A N/A N/A N/A N/A 64.75870.187286s
124.8090.802619N/A N/A N/A N/A N/A 68.82330.197565s
129.9110.81456N/A N/A N/A N/A N/A 72.94870.207866s
135.0130.826555N/A N/A N/A N/A N/A 77.13520.218187s
140.1150.838604N/A N/A N/A N/A N/A 81.38310.22853s
145.2170.850708N/A N/A N/A N/A N/A 85.69250.238893s
150.3190.862866N/A N/A N/A N/A N/A 90.06380.249279s
155.4210.875079N/A N/A N/A N/A N/A 94.49740.259685s
160.5230.887346N/A N/A N/A N/A N/A 98.99330.270114s
165.6260.899668N/A N/A N/A N/A N/A 103.5520.280564s
170.7280.912044N/A N/A N/A N/A N/A 108.1740.291036s
175.830.924475N/A N/A N/A N/A N/A 112.8590.301531s
180.9320.93696N/A N/A N/A N/A N/A 117.6070.312047s
186.0340.9495N/A N/A N/A N/A N/A 122.420.322586s
191.1360.962095N/A N/A N/A N/A N/A 127.2960.333147s
196.2380.974744N/A N/A N/A N/A N/A 132.2370.343731s
201.340.987447N/A N/A N/A N/A N/A 137.2430.354337s
206.4421.00021N/A N/A N/A N/A N/A 142.3130.364967s
211.5441.01302N/A N/A N/A N/A N/A 147.4490.375618s
216.6461.02589N/A N/A N/A N/A N/A 152.650.386293s
221.7481.03881N/A N/A N/A N/A N/A 157.9170.396991s
226.851.05179N/A N/A N/A N/A N/A 163.250.407712s

Property Profiles for sodium pyrosulfate

Heat Capacity (Cp) vs Temperature

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Thermodynamic Property Profile at Constant Pressure

This page presents the temperature-dependent thermodynamic and transport properties of sodium pyrosulfate (CAS 13870-29-6) calculated at a constant pressure of 1 atm (101325 Pa) over the temperature range 250-500 K.

The properties shown - specific heat capacity (Cp), density (ρ), dynamic viscosity (μ), thermal conductivity (k), Prandtl number (Pr), molar volume (Vm), specific enthalpy (H), and specific entropy (S) - are among the most commonly used parameters in chemical engineering calculations, process simulation, and thermal system design.

All values are generated programmatically using validated thermodynamic correlations and equations of state and represent equilibrium properties at the specified pressure.


Understanding the Property Trends

  • Specific heat capacity (Cp) indicates the amount of energy required to raise the temperature of sodium pyrosulfate and is critical for energy balance and heat-exchanger design.
  • Density (ρ) and molar volume (Vm) describe volumetric behavior and are required for flow calculations, equipment sizing, and storage design.
  • Dynamic viscosity (μ) governs fluid flow resistance, influencing Reynolds number and pressure drop.
  • Thermal conductivity (k) and Prandtl number (Pr) are essential inputs for convective heat-transfer correlations.
  • Specific enthalpy (H) and specific entropy (S) are fundamental thermodynamic properties used in process modeling, compression, and expansion analysis.

Property trends with temperature may vary depending on molecular structure, intermolecular interactions, and phase stability.


Engineering Applications

The temperature-dependent properties of sodium pyrosulfate at atmospheric pressure are commonly required in:

  • Heat exchanger and reactor design
  • Process simulation and thermodynamic modeling
  • Fluid flow and pressure-drop calculations
  • Energy balance and equipment sizing
  • Chemical engineering education and research

These profiles are particularly useful when evaluating system performance over a wide operating temperature range under near-ambient pressure conditions.


Frequently Asked Questions

At what pressure are these properties calculated?
All properties on this page are calculated at a constant pressure of 1 atm (101325 Pa).

Can these values be used in process simulation software?
Yes. The data is suitable for preliminary design, validation, and educational use. For licensed simulators, vendor-specific property packages should be referenced.

Can I change the pressure or temperature range?
Yes. Use the interactive controls above to generate custom property profiles at different pressures or temperature ranges.


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