Methanol Properties

Reference data and engineering information about methanol properties for chemistry applications.

methanolpropertiesData Table

Overview

Engineering reference data for Methanol Properties in chemistry.

Key Formulas

Ideal Gas Law

$PV = nRT$

Pressure × Volume = moles × gas constant × temperature.

Molarity

$M = \frac{n}{V}$

Moles of solute per liter of solution.

pH

$pH = -\log_{10}[H^+]$

Measure of acidity.

Variables

Symbol	Description	Unit
$P$	Pressure	Pa
$V$	Volume	m³
$n$	Moles	mol
$R$	Gas constant	8.314 J/(mol·K)

Thermophysical Properties Table

The following table provides key thermophysical properties of methanol (CH₃OH) across a range of temperatures. These values are essential for engineering calculations involving heat transfer, fluid dynamics, and chemical process design.

9 rows

Thermophysical properties of methanol at various temperatures.
Temperature(°C)	Latent Heat(kJ/kg)	Liquid Density(kg/m³)	Vapor Density(kg/m³)	Liquid Thermal Conductivity(W/m·°C)	Liquid Viscosity(cP)	Vapor Viscosity(10⁻² cP)	Vapor Pressure(bar)	Vapor Specific Heat(kJ/kg·°C)	Liquid Surface Tension(10⁻² N/m)
-50	1194	844	0.01	0.21	1.7	0.72	0.01	1.2	3.26
-30	1187	834	0.01	0.208	1.3	0.78	0.02	1.27	2.95
-10	1182	819	0.04	0.206	0.945	0.85	0.04	1.34	2.63
10	1175	801	0.12	0.204	0.701	0.91	0.1	1.4	2.36
30	1155	782	0.31	0.203	0.521	0.98	0.25	1.47	2.18
50	1125	764	0.77	0.202	0.399	1.04	0.55	1.54	2.01
70	1085	746	1.47	0.201	0.314	1.11	1.31	1.61	1.85
90	1035	724	3.01	0.199	0.259	1.19	2.69	1.79	1.66
110	980	704	5.64	0.197	0.211	1.26	4.98	1.92	1.46

Source: engineeringtoolbox.com

Interactive Charts

Ethanol - Density and Specific Weight vs. Temperature and Pressure

References

Original Source

Source: engineeringtoolbox.com