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Hydroxy ethyl cellulose HEC
Specification:
1. Hydroxy ethyl cellulose HEC
2. White or yellowish powder
3. Non-ionic celluloses ethers
[Technical requirement]
Table 1.
Item | Specification |
Viscosity | See Table 2 |
Moisture,% | ≤7 |
PH in solution | 6.0-8.5 |
Appearance | Granule or powder |
Table 2. Viscosity Specification of HEC Solution
Type | Solution Viscosity (Brookfield at 25°C,cps ) | ||
1% | 2% | 5% | |
H 4000 | 3400 - 5000 | - | - |
H 3000 |
|