HPMC FOR TABLET COATING

HPMC is used as adhesive, solutizer in tablet, film-forming reagents in pharmaceutic
al coating,delayed-release and controlled-release tablets or capsules, thickener and water-binding a
gent in liquid formulation, component in eye drop.
Item | HPMC |
Appearance | White or off-white powder
|
Ash,% | ≤5.0 |
Moisture,% | ≤5.0 |
PH value | 5.0-7.0
|
Viscosity | see the following table |
Level | Range(mPa.s) | Level | Range(mPa.s) |
5 | 4-9 | 8000 | 6000-9000 |
15 | 10-20 | 10000 | 9000-12000 |
25 | 20-30 | 15000 | 12000-18000 |
50 | 40-60 | 20000 | 18000-30000 |
100 | 80-120 | 40000 | 30000-50000 |
400 | 300-500 | 75000 | 50000-85000 |
800 | 600-900 | 100000 | 85000-130000 |
1500 | 1000-2000 | 150000 | 130000-180000 |
4000 | 3000-5600 | 200000 | ≥180000
|