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(CMC-HV/LV/MV)Sodium Carboxymethyl Cellulose
Properties | Specifications | |||
LVCMC | MVCMC | HVCMC | ||
Appearance | Free-flowing white or yellowish powder without lumps | |||
Moisture, | ≤10 | |||
Purity, | ≥80.0 | ≥85.0 | ≥95.0 | |
Degree of substitution, | ≥0.80 | ≥0.65 | ≥0.80 | |
pH | 7.09.0 | 7.09.0 | 6.58.0 | |
Types | Properties | Specifications | |||
Distilled water | 40g/l salt water | Saturated salt water | |||
Base mud | Water loss,ml | 60±10 | 90±10 | 100±10 | |
Apparent viscosity,mPa.s | ≤6 | ≤6 | ≤10 | ||
pH | 8.0±1.0 | 8.0±1.0 | 7.5±1.0 | ||
HV-CMC | Yield ,m3/t | ≥200 | ≥150 | ≥160 | |
LV-CMC | At 10ml of water loss | Addition,g/l |
| ≤7.0 | ≤10.0 |
Apparent viscosity, mPa.s |
| ≤4.0 | ≤6.0 | ||
MV-CMC | Addition,g/l | 6.0 | 14.0 | 23.5 | |
Apparent viscosity, mPa.s | ≥15 | ≥15 | ≥15 | ||
Water loss,ml | ≤9 | ≤9 | ≤8 | ||
(CMC-HV/LV/MV)Sodium Carboxymethyl Cellulose