Specifications Standard
Particle Size(Mesh) 40/60
PH Value(1% Solution) 6.0-8.0
Loss on drying =13
1% Solution Viscosity ≥1200

Rheological Property with Seawater at a concentration of 2.853Kg/m3(1 lb/bbl)  Spec's with Fann-35 
600rpm 75
300rpm 55
200rpm 45
100rpm 35
6rpm 15
3rpm 12.5
Thermal Stability (Stable up to) 94οC 121οC