Indicator
Grade

Whiteness
(%≥)

Oil absorption(ml/100g)

loose densityg/ml

Volatile%MAX

Activation rate %MIN

Specific surface area (m²/g)

PH

MB-600

90

16-18

0.8±0.05

0.3

98%

20

7-8

MB-800

90

18-20

0.75±0.05

0.3

98%

25

7-8

MB-1250

90

20-22

0.7±0.05

0.3

98%

30

7-8