Description
Technical Parameters
Product Brief Introduction
Product name:Hypromellose Acetate Succinate
CAS:71138-97-1
MF:C10H22O9
MW:286.28
Product Specification
|
Item |
Specification |
|
Appearance |
White or off-white granular |
|
Odor |
No smell |
|
Taste |
No taste |
|
Identification |
The infrared spectroscopic test result of the test article and that of the reference substance are basically the same |
|
Viscosity |
Standard 3mPa.s Range 80%-120% |
|
Loss on drying |
≤5.0% |
|
Residue on ignition |
≤0.2% |
|
Acetic Acid, succinic acid |
≤1.0% |
|
Heavy metals |
≤0.001% |
|
Arsenic salt |
≤0.0002% |
|
Methoxy |
22.0%-26.0% |
|
-OCOCH3 |
10.0%-14.0% |
|
2-Hydroxypropyl |
6.0%-10.0% |
|
-OCOCH2CH2COOH |
4.0%-8.0% |
