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. Author manuscript; available in PMC: 2015 Nov 1.
Published in final edited form as: Macromol Rapid Commun. 2014 Oct 13;35(22):1906–1924. doi: 10.1002/marc.201400389

Table 1.

Physical-chemical Properties of Glycerol

Molecular Weight 92.09 Specific Gravity 1.2620 (25 °C)
Specific Heat 0.5795 cal/g·deg (26 °C) Refractive Index (N420)1.47399
Vapor Pressure 0.0025 mm (50 °C) Fire Point 204 °C
Boiling Point 290 °C (760 mm), 152.0 °C (5 mm) Flash Point 177 °C
Melting Point 18.17 °C Viscosity 1.499 Pa·s (20 °C)
Freezing Point (66.7% glycerol solution) −46.5 °C Surface Tension 63.4 dynes/cm (20 °C)