HYDROXYPROPYL METHYLCELLULOSE

 

 

HYDROXYPROPYL METHYLCELLULOSE

 

 

SYNONYM: HPMC; Cellulose, 2-hydroxypropyl methyl ether; Hydroxy Propyl Methyl Cellulose; Hypromellose; Isopto-Tears; Methopt; Poly-Tears; Tears Naturale

 

CAS NO.: 9004-65-3

 

GRADE: USP25 (E-15)

 

DESCRIPTION: WHITE OR OFF-WHITE POWDER, NO VISIBLE EVIDENCE OF CONTAMINATION BY FOREIGH MATTER.

 

SPECIFICATIONS:

 

IDENTIFICATION

CONFORM

PH VALUE

5.5-7.5

VISCOSITY

12.0-18.0CPS

WATER INSOLUBLE

0.5% MAX

LOSS ON DRYING

5.0% MAX

RESIDUE ON IGNITION

1.5% MAX

HEAVY METALS

0.001% MAX

ARSENIC

0.0002% MAX

WHITENESS

80 MIN

METHOXY

28.0%-30.0% CH3O ON DRY BASIS

HYDROXYPROPAXY

7.0%-12.0% C3H7O2 ON DRY BASIS

TOTAL MICROBIAL COUNT

1000CFU/GRAM MAX

TOTAL MOLD AND YEAST

100CFU/GRAM MAX

ESCHERICHIA COLI

NEGATIVE

 

USES: Hydroxypropyl Methyl Cellulose is an enteric film coating material or a matrix binder in solid dosage forms. It is used as a viscosity control agent, gelling agent, film former, stabilizer, dispersant, lubricant, binder, emulsifying agents, and suspending agent. End applications include adhesives and glues, agriculture, building materials, personal care products, detergents and surfactants, paints, printing inks, and coatings, pharmaceuticals, food products, polymerization and textiles.

 

H.S. NO.: 3912.3100