TEST ITEMS | SPECIFICATION |
APPEARANCE | BLACK POWDER / BEAD |
SHADE | BLUISH |
DBP ABSORPTION NUMBER | 60-70 cc/100g |
BET SURFACE AREA | 90 m2/g |
pH VALUE | 3.5-5.5 |
AVERAGE ORIGINAL PARTICAL SIZE | 27-31 nm |
DENSITY | 145-185 g/l |
IMPURITY | NO FOUND |
VOLATITE | 4.8-5.2% |
TINTING STRENGTH vs IRB#3 | 120 % min |