CMC for oil drilling grade 1,free sample and best price 2, packing : 25kg / pp bag CMC for oil drilling grade : CMC NA Carboxymethyl Cellulose Type FH9 FH6 Viscosity (2% aqueous solution, mpas): 800-1200 800-1200 Degree of Substitute 0.9min 0.65min PH Value (1% aqueous solution ): 6.0-8.5 6.0-8.5 Loss on Drying(%): 10max 10maxChloride (cl, %): 1.2 max 1.2 max Product typesViscositymPa.sDegree of ...