Stearic acid
Properties: pure white piece of slightly shiny waxy crystals.
Melting point :71.5-72 °C 69.6 °C
Boiling point: 232 °C (2.0kPa)
Flash point: 220.6 °C
Ignition point: 444.3 °C
Relative density: 0.9408
Refractive index: 1.4299
Stability: 360 °C decomposition (otherwise known as data 376.1 °C)
Toxicity: non-toxic
Solution: do not dissolve in water (20 °C, 100 ml of water only to dissolve 0.00029g). Slightly soluble in cold ethanol. Soluble in acetone, benzene, ethyl ether, chloroform, carbon tetrachloride, sulfur dioxide, chloroform, hot ethanol, toluene, amyl acetate, etc.
Melting point :71.5-72 °C 69.6 °C
Boiling point: 232 °C (2.0kPa)
Flash point: 220.6 °C
Ignition point: 444.3 °C
Relative density: 0.9408
Refractive index: 1.4299
Stability: 360 °C decomposition (otherwise known as data 376.1 °C)
Toxicity: non-toxic
Solution: do not dissolve in water (20 °C, 100 ml of water only to dissolve 0.00029g). Slightly soluble in cold ethanol. Soluble in acetone, benzene, ethyl ether, chloroform, carbon tetrachloride, sulfur dioxide, chloroform, hot ethanol, toluene, amyl acetate, etc.