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25 Kilogram |
FOB Price:USD 8.5000 -9.7000 |
Hydroxy Propyl Methyl Cellulose HPMC rutocel
Apperance: White Powder
Standard: Meet requirments USP BP EP
Viscosity:3-100000 cps
Physical and chemical properties:Particle saize:98.5% passes thyough 10 mesh; 100% passes through 80 mesh.
Charring temperature: 280-300°c
Bulk density: 0.25-0.70g⁄cm3
Properties: Disolved in water and some organic solvent such s ethanol, propyl aalcohol, ethylene chloride.
Certificate of analysis:
Grade |
60RT |
65RT |
75RT |
Hydroxypropoxyl content:wt% |
4.0-7.5 |
7.0-12.0 |
4.0-12.0 |
Methoxyl content:wt% |
27.0-30.0 |
28.0-30.0 |
19.0-24.0 |
Gelation temperature °C |
62-68 |
58-64 |
70-90 |
Residue on ignition content:wt% |
Not more than 1.0 |
||
Loss on dry:wt% |
Not more than 5.0 |
||
Viscosity(2wt% solution) |
3-100000 |
||
PHvalue(1wt% solution) |
4-8 |
||
Chloriides:(NACL) WT% |
Not more than 0.2 |
||
Arsenic:ppm |
Not more than 2 |
||
Heavy metals:ppm |
Not more than 20 |
||
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