Category:
Bio Products
CAS NO:
9004-65-3
Standard:
USP,
white,yellowish-white or greyish-white powder or granules hygroscopic after drying
Hydroxypropyl Methylcellulose (HPMC) is a non-ionic semi-synthetic polymer derived from cellulose via etherification. It is produced through alkali treatment followed by reaction with propylene oxide and methyl chloride. The generic molecular formula is [C6H7O2(OH)2-x(OC3H6OH)x]y(CH3)y, with CAS No. 9004-65-3.
Avoid inhalation of dust; wear NIOSH-approved respiratory protection during handling. Store in cool, dry areas below 30°C to prevent microbial growth or viscosity changes. Do not use in ophthalmic preparations unless specifically graded for sterile applications.