Product Description
For coatings industry cas no: 9004-62-0 HEC
(HEC)
Description:
HEC pharmaceutical grade: Excipient for ocular drug delivery systems, drug release in the eye play a prominent role; Release oral formulation of give a good performance.
Line materials for biological adhesion, etc.
For delay-based drug delivery systems. As a non-ionic properties of hydroxyethyl cellulose.
HEC industrial grade is a non-ionic soluble cellulose ethers, hot ans cold water can be dissolved, with thickening, suspension, adhesion, emulsification, film, water and protective colloid properties.
Potential Applications:
Pharmaceutical grade: In the pharmaceutical preparation, used as a thickener, protective glue, adhesives etc. Used as a pro-Hydrogel, reinforcing materials, preparation of sustained release formulation framework. For foods as a stabilizer etc.
Industrial grade: Widely used in paints, cosmetics, oil drilling and other industries.
Physical and chemical index, Application Guide for the coatings industry, Oil industry Application Guide
Packing & storage:
1, 25kgs/bag. 1x20'GP can load 9MTS with pallets.
2, store in a cool, dry place. Avoid light.
|
Index |
Standard (comply with USP and EP)
(Pharmaceutical grade) |
Standard
(Industrial grade) |
Viscosity mPa.s.
2% solu., 25 degree) |
300,2000,6000,15000,30000,60000,100000 |
300pcs-150000cps,2% solution |
|
Loss on drying (%) |
≤10.0 |
≤5.0% |
|
PH |
6.0-8.5 |
5.0-8.0 |
|
Residue on ignition(%) |
≤5.0 |
-------- |
|
Heavy metals (ppm) |
≤20.0 |
-------- |
|
Lead (ppm) |
≤10.0 |
-------- |
|
D.S. |
------- |
1.8-2.5 |
|
Particle Size |
------- |
Min.98% pass through 100 mesh |
CNBM, China National Building Material Group Corporation, is the largest company in China building material& equipment industry, with more than 100, 000 employees. In 2006, China National Building Material Company Limited was listed on Hong Kong Stock Market with the stock code as 3323. In 2011, CNBM has been ranked as one of the World Top 500 Enterprises.
CNBM now owns more than 300 subordinates of solely owned and joint-venture companies; 6 publicly listed companies in which CNBM has a controlling percentage of shares; 19 publicly listed companies in which CNBM has a substantial percentage of shares.
The business scope of CNBM covers from manufacturing and sales of a series of building materials to scientific research and design, machinery, import and export trade.
