Specific gravity 4.1 - 4.2 g/cm3 min
BaS04 82% min
Water soluble alkaline 250 mg/kg max
Metals as calcium 250 ppm max
Extractable carbonates 3000 ppm max
Mercury 1.00 ppm max
Cadmium 3.00 ppm max
Lead 1000 mg/kg max
Arsenic 40 mg/kg max
Extractable sulphides 250 ppm max
Moisture 1% max
Lump size 200 mesh - 96 % min.
Metallic Iron Zero Acceptable
Residue greater than 75um Mass fraction 3.0% Maximum
Minimum Order 500MT/month
