MC presents physiological inertia. It is widely used as thickener, protective colloid, auxiliary emulsifier, pigment, tablet adhesive and film forming agent in medicine, food and cosmetics. It can also be used as the matrix of suspension or viscous eye drops, stabilizer and skeleton material. It is main material of mouthwash and corneal contact eyepiece moisturizer. Hydrophilic gel framework sustained release preparation, microporous membrane or multilayer coating film sustained release preparation were prepared by methyl cellulose.
Technical Parameters:
|
ITEMS |
SPECIFICATION |
|
Methoxy£¨WT%£© |
27.5-31.5 |
|
Loss on drying£¨%£© |
≤5% |
|
Residue on ignition£¨%£© |
≤1.5% |
|
PH value |
4.0-8.0 |
|
Heavy metal£¨ppm£© |
≤20 |
|
Gel temperature£¨¡æ£© |
50.0-55.0 |