Hydroxypropyl methyl cellulose, abbreviated as HPMC, is produced by using highly pure cotton cellulose as raw material and undergoing specialized etherification under alkaline conditions.
CAS No. :
9004-65-3EINECS :
C3H7O*Package :
25KG/BAGBrand :
TOPINCHEM®Origin :
CHINAFormula :
618-389-6Minimum Order :
200KGItem :
HPMCHigh Quality Pharmaceutical Grade HPMC CAS 9004-65-3
Description
HPMC is a white to grayish white cellulose powder or particle with characteristics similar to that of methyl cellulose, which are soluble in cold water and insoluble in hot water.
Specification
items | specification | result |
Methoxyl content % | 28-30 | 28.08 |
hydroxy propoxyl content % | 7-12 | 7.9 |
PH | 5-8 | 6.74 |
Viscosity mPas | 4.8-7.2 | 6.22 |
loss on drying % | <=5 | 0.99 |
residue on ignition% | <=1.5 | 0.52 |
heavy metals % | <=0.002 | <0.002 |
arsenic % | <=0.0002 | <0.0002 |
total aerobic microbial count | <=1000cfu/g | conforms |
total molds and yeasts | <=100cfu/g | conforms |
escherichia | negative | negative |
Application
HPMC is applied in synthetic resins, petrochemicals, ceramics, papermaking, leather, textile printing and dyeing, pharmaceuticals, food, cosmetics, and other daily chemicals, as dispersants, thickeners, binders, excipients, capsules, oil resistant coatings, and fillers.