Physical Properties: D - 97 20.0 ¦ 1.0 ¦m D - 50 6.0 ¦ 1.0 mm Residue 400 # 0.5 % max 500# 2.0 % max Dry Brightness 80 ¦ 1.0 % Oil Absorption 75.0 ¦ 1.0 Gm / 100Gm Water Demand 78.0 ¦ 1.0ml / 100Gm Hegman Finish 5 Volatile Matter 0.3 % Bulk Density 300 ¦ 50 Gm / Lit pH of Sat. Solution 7.8 Specific Gravity 2.8 Loss On lgnition 5.21