Hypromellose

Product name：Hypromellose

Grade Standard：Pharmaceutical Grade

Place of Origin：China (Mainland)

Packaging Details：25kg/bucket

Test items	Specification
Description	Odorless, tasteless,non-toxic cellulose ethers
Identification	Conform
PH	5.0-8.0
Viscosity	4.0-6.0
Loss on drying	≤5.0％
Insoluble in water	≤0.5％
Residue on ignition	≤1.5％
Heavy metal	≤20ppm
Methoxy percent	28.0 to30.0
Hydroxypropyl percent	7.0to12.0
Arsenic	≤2ppm
TAMC	≤1000 cfu/g
TYMC	≤100 cfu/g
Escherichia coli	Absence

Properties

It is mainly used in polyvinyl chloride (PVC) as suspension polymerization dispersant and stabilizer. It can improve the average particle size, particle size distribution, particle morphology and internal structure of suspended polymer. In addition, HPMC can also be used as thickener, stabilizer, emulsifier, excipient, water retaining agent and film-forming agent in the production of petrochemical, coatings, building materials, paint remover, agricultural chemicals, ink, textile printing and dyeing, ceramics, papermaking, cosmetics and other products.

CAS No.

9004-65-3

Formula

C3H7O

Molecular Mass

59.08708

Exact Mass

59.04970

PSA

9.23000

Logp

0.46690