Item

Specification

Specific Gravity

4.25 g/cm3 min.

BaSO4

93.0% min.

Fe2O3

1.0% max.

CaO

0.50% max.

Moisture

2.0% max.

Water Soluble Salts

0.20% max.

Ignition Loss

0.80% max.

Total Silicate

0.01% max.

Hunter Whiteness

55 - 70

Heavy Metal

0%