Average Particle Size,μm 17 max
Ignition Loss at 1000oC, dry basis % 8.5 max
Moisture loss at 105oC, % 5 max
PH 5% aqueous suspension 5.5 – 7.5
+45 micron (wet sieve), % 0.5 max
Oil absorption (LO), gr/100 gr 210 – 340
Color Harrison 96 min