Certificate Of Analysis
Product Name (Hydroxypropyl)methyl cellulose,
average Mn ~90,000
Product Number 423181
Product Brand ALDRICH
CAS Number 9004-65-3
 
TEST SPECIFICATION LOT 01929CG RESULTS
APPEARANCE OFF-WHITE POWDER
INFRARED SPECTRUM CONFORMS TO STRUCTURE.
MISCELLANEOUS ASSAYS METHOXYL = 23.4% *
  HYDROXYPROPOXYL = 9.7%*
TITRATION 0.1% NACL (WITH SILVER NITRATE)
TITRATION 3.3% H2O
PARTICLE SIZE MESH -40= 100% *
VISCOSITY 19,191 CPS (C=2%, H2O)*
  APPROVED APRIL 15, 1994 JSB