Products Description
Headcel HPMC for controlled release products
Product advantages
Headcel HPMC for controlled release products is specially designed to be used as hydrophilic gel skeleton material (gel layer formed in water is the basis for controlling drug release). After the gel layer is completely formed, the active ingredient in the tablet will begin to release stably. Recommended application areas and performance advantages are as follows:
- It is specially designed to be used as hydrophilic gel skeleton material of control release agent.
- Simple prescription design and high bioavailability.
- Select the appropriate model, easy to control the release curve.
- With wide applicability, the product has no crosslinking reaction risk and no interaction, high stability.
- The product has relatively stable drug releasing speed and little individual difference.
- The product has excellent wettability, compression molding and other characteristics
Headcel HPMC for controlled release products Key attributes
|
Test Item |
Specification |
|
Appearance |
White, yellowish-white or greyish-white powder or granules, hygroscopic after drying. |
|
Solubility |
Practically insoluble in hot water, in acetone, in anhydrous ethanol and in toluene. Dissolves in cold water giving a colloidal solution. |
|
Appearance of solution |
≤ reference suspension Ⅲ. |
|
≤ reference solution Y6. |
|
|
Identification(A) |
Conforms |
|
Identification(B) |
Conforms |
|
Identification(C) |
Conforms |
|
Identification(D) |
Conforms |
|
Identification(E) |
Conforms |
|
Methoxy (%) |
28.0~30.0 |
|
Hydroxypropoxy (%) |
7.0~12.0 |
|
Viscosity(mPa·s) |
3-200000 |
|
pH (2% in Water) |
5.0~8.0 |
|
Loss on Drying (%) |
≤ 5.0 |
|
Residue on Ignition (%)/ Sulfated ash (%) |
≤ 1.5 |
|
Heavy Metals (ppm) |
≤ 10 |
Company Information
in one-stop service
Founded in 1992 and headquartered in Zibo, China, Head Group is an international cellulose ether manufacturer, as well as the only eco-compound group of companies in the world that connects the upstream and downstream industrial chains of cellulose ethers, in the fields of plant meat and plant capsules. Head has 4 major divisions: Cellulose Ether Division, Healsee Capsules Division, and Chemical Equipment Division. And two overseas branches in Europe (Spain) and the United States (New York).
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