Specifications:
1) CaCo3 (%): 99 NLT98
2) Acid insoluble (%): < 0.2 NMT98
3) Heavy metals as Pb (ppm): < 20 NMT0.2
4) Arenic (ppm): < 1.0 NMT1.0
5) Fluoride (ppm): < 0.005 NMT0.005
6) Magnesium and alkali salts (%): < 1.0 NMT1.0
7) Mercury (ppm): < 0.1 NMT0.5
8) Iron (ppm): < 100 ** NMT1000
9) Lead is guaranteed three levels; not more than 0.5ppm, 0.25ppm or
0.125ppm, depending on customers' requirements
10) Iron is guaranteed three levels; not more than 100ppm, 20ppm or
10ppm, depending on customers' requirements
Typical physical characteristics:
1) Moisture (loss at 110°C) (%): <0.2
2) pH of 10% slurry: 9.7
3) Brightness (Ry): 93
4) Specific gravity: 2.7
5) Loose density (g/cc): 0.8
6) Packing density (g/cc): 1.5
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