POLCARB 88S is a surface treated ground calcium carbonate produced from high quality chalk. It has a brightness of 83% and residue on 45um sieve of 0.01% making it well suited for various applications. POLCARB 88S has a coating content of 0.9% + 0.15% providing benefits like improved dispersion, better rheology and enhanced properties to end products. With an average particle size of 0.9um and oil absorption of 14g/100g, POLCARB 88S can deliver value to applications involving pigments, fillers and extenders where uniform particle size distribution and good absorption characteristics are important.