Polyanionic Cellulose HV/LV/R 1.timely delivery 2.top-class quality 3.professional ... drilling of oil . Petroleum grade Product: PAC-LV, PAC-R, CMC-LV, CMC-HV CMC PAC LV 95% ParameterQuality Index ResultPurity, % PAC ≥9595 ... Point (YP)≥6567Fluid Loss(ml) ≤87.6 Polyanionic Cellulose HV/LV/R