Stearic acid
Stearic acid
triple/double/single pressed
Appearance: Pure is white slightly shiny
Used in rubber,soaps, cosmetics, candl
triple/double/single pressed
Appearance: Pure is white slightly shiny
Used in rubber,soaps, cosmetics, candl
Stearic acid 200 400 80018200
Physical and chemical properties:
Melting Point (°c): 70-71
Boiling Point (°c): 383
Relative Density (water=1): 0.87
Relative Vapor Density (air=1): 9.8
Saturated Vapor Pressure (kPa): 0.13 (173.7°c)
Relative Vapor Density (air=1): 9.8
Saturated Vapor Pressure (kPa): 0.13 (173.7°c)
Flash Point (°c): 196
Ignition Temperature (°c): 395
Solubility: Not dissolve in water; slightly soluble in ethanol; easily Soluble in acetone, benzene; soluble in ether, chloroform, carbon tetrachloride, etc.
Ignition Temperature (°c): 395
Solubility: Not dissolve in water; slightly soluble in ethanol; easily Soluble in acetone, benzene; soluble in ether, chloroform, carbon tetrachloride, etc.
Application:
Stearic acid is widely used as cold-resistant plasticizer, stabilizer, surfactant, release agent, rubber vulcanization accelerator, etc.
Specifications:
Terms
|
specification
|
||
Grade
|
200
|
400
|
800
|
Appearance
|
white flake, granular
|
white flake, granular
|
white flake, granular
|
Iodine value
|
2.0max
|
4.0max
|
8.0max
|
Sapon value
|
206-211
|
203- 214
|
193-220
|
Acid value
|
205-210
|
202-212
|
192-218
|
Hazen
|
200max
|
400max
|
800max
|
Titer, °c
|
54-57
|
54min
|
52min
|
Moisture,%
|
0.2max
|
0.2max
|
0.3max
|
Inorganic,%
|
0.001max
|
0.001max
|
0.001max
|
Storage:
Stearic acid should be kept in a dry and ventilated place.