Product name | HPMC | |||||||
content of hydroxypropyl | 7.0-12.0 | 4.0-12.0 | ||||||
content of methoxy | 28.0-32.0 | 19.0-24.0 | ||||||
gel temperature(℃) | 56-64 | 68-90 | ||||||
Ash | ≤5% | |||||||
PH Value | 6.5-8.0 | |||||||
moisture | ≤5% | |||||||
light transmittance | ≥70 | |||||||
whiteness | ≥75 | |||||||
packing density | 370-420 | |||||||
appearance | white or almost white powder | |||||||
Viscosity | 5-200,000 It can be custmized | |||||||
Re HPMC increased with methoxy content reduce, the gel point water solubility and surface activity also declined. Depends on customers' situation. |