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PROGDUCT |
HPMC |
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HT-H |
HT-M |
HT-L |
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Methylamino |
Content（%） |
28.0-30.0 |
27.0-30.0 |
19.0-24.0 |
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Degree of substitution |
1.8-2.0 |
1.7-1.9 |
1.1-1.6 |
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|
Hydroxypropyl |
Content（%） |
7.5-12.0 |
4.0-7.5 |
4.0-12.0 |
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Degree of substitution |
0.2-0.3 |
0.1-0.2 |
0.1-0.3 |
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Gelatum temperature |
58-65℃ |
62-70℃ |
70-91℃ |
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Moisture（Wt %) |
≤5.0 |
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Ash（Wt %) |
≤1.0 |
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PH |
5.0-7.5 |
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Degree of fineness |
80, 100, 120 |
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Viscosity（2%, aqueous solution, 20℃） |
40-150000 mPa.s |
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