Medicine Grade CAS9050-31-1 Hydroxypropyl Methylcellulose Phthalate HP55

• Varieties: Other
• Component: Chemical Synthetic Drugs
• Type: Other
• Pharmacodynamic Influential Factors: Other
• Storage Method: Prevent Exceeding Quality Guarantee Period
• Veterinary Reg. No.: Other
• Model NO.: Hydroxypropyl Methylcellulose Phthalate
• CAS No: 9050-31-1
• Mf: C14h16n4
• Appearance: White Powder
• Grade Standard: Medicine Grade
• Shelf Life: 2 Years
• Test Method: HPLC
• Transport Package: Bag, Carton, Drum
• Specification: 25kg/drum
• Trademark: Arshine
• Origin: China
• Production Capacity: 200 Tons/Year

Product Description

Medicine Grade CAS9050-31-1 Hydroxypropyl Methylcellulose Phthalate HP55 

CAS No.: 9050-31-1
Formula: C14h16n4
EINECS: 618-567-3
Hydroxypropyl methylcellulose Phtahlate is an excellent enteric film coating material.Mainly used as tablets,granules etc.The enteric coating material gentle release reinforcing material,enteric-coated capsules and microencapsulation matrix adhesives,implants,gradient release system,taste masking agents,microspheres,oral membrane,such as preparation of solid dispersions,the release rate and the PH value of the related.

Grade  Ltems	HP55	HP55S
Apparent viscosity(Mpa.s)	32-48	136-204
Loss on drying	not more than 5.0%
Residue on ignition	not more than 0.2%
Chloride	not more than 0.07%
Arsenic	not more than 2ppm
heavy metals	not more than 0.001%
Free phthalic acid	not more than 1.0%
Phthalyl content	27.0-35.0%
Methoxyl content	18.0-22.0%
Hydroxypropyl content	5.0-9.0%