HPMC Hydroxy Propyl Methyl Cellulose HydroxyPropylMethylCellulose
Different type E4,E5,K15M
1. ISO
2. IN STOCK
3. FAST REPLY
QUALIFED ; EFFICIENCY; RESPONSIBLE
ITEMS |
SPECIFICATION |
RESULTS |
Appearance |
White to slightly off- White Powder |
Conforms |
Identification A,B,C,D,E |
Conforms |
Conforms |
Methoxy (CH3O),% |
28.0-30.0 |
28.17 |
Hydroxypropyloxy(C3H6O),% |
7.0-12.0 |
7.62 |
pH |
5.0-8.0 |
6.53 |
Water - insoluble |
0.5 Max |
0.18 |
Loss on drying,% |
5.0 Max |
0.25 |
Residue on ignition,% |
1.5 Max |
0.20 |
Heavy metals,ppm |
Not more than 20 |
Not more than 20 |
Lead, % |
0.002 Max |
Conforms |
Arsenic,% |
0.0002 Max |
Conforms |
E.coli |
Absent/g |
Conforms |
Total Aerobic Microbial Count |
1000cfu/g Max |
Conforms |
Total Yeast and Mould Count |
100cfu/g Max |
Conforms |
Particle size through 100 mesh,% |
90.0 Min |
99.90 |
Viscosity,mPa.s |
4.8-7.2 |
6.17 |
Conclusion |
Comply with USP38 grade. |
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