Hydroxy Propyl Methyl Cellulose(HPMC)
- Company Name:Guangzhou Delunda Chemicals Co.Limited
- Membership:Free Member
- Member Since:2010. 07.10
- Country/Region:China
- City:Guangdong
- Contact:Tony
- Related Keywords:Hydroxy propyl methyl cellulose, HPMC
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Guangzhou Delunda Chemicals Co.Limited
[China]
Index |
Technical requirements |
||
60GD |
65GD |
75GD |
|
Hydroxypropyl Content(%) |
7-12 |
4-7.5 |
4-12 |
Methoxy Content(%) |
28-30 |
27-30 |
19-24 |
Water content (%) |
≤5 |
||
Ash contemt(%) |
≤1 |
||
PH |
4-8 |
||
Water insoluble |
≤1 |
||
Arsenic(ppm) |
≤2 |
||
Heavy metals(ppm) |
≤20 |
||
Bacterium |
≤1000cfu/gram |
||
Mold |
≤100cfu/gram |
||
Escherichia coli |
None |
Viscosity standard
Viscosity |
Mode |
Range (mpa.s) |
Extra-low Viscosity |
5 |
3-7 |
10 |
8-12 |
|
15 |
13-18 |
|
low Viscosity |
25 |
20-30 |
50 |
40-60 |
|
100 |
80-120 |
|
High Viscosity |
4000 |
3500-5600 |
12000 |
10000-14000 |
|
20000 |
17000-22000 |
|
Extra-high Viscosity |
25000 |
27000-32000 |
30000 |
27000-32000 |
|
40000 |
38000-42000 |
|
60000 |
54000-70000 |
|
100000 |
90000-120000 |
The viscosity of HPMC is 2% water solution at 20°C.
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