Item
Index
004-Ⅰ
004-Ⅱ
004-Ⅲ
004-Ⅳ
004-Ⅴ
004-Ⅵ
Content of Co, % , % ≥
0.45
1.0
1.2
2.25
3.0
5.0
Total arsenic As/ppm, mg/KG ≤
5
Pb/ppm, mg/KG≤
10
Particle size(80 mesh sieve),% ≥
90
Mixing unififormity, Coefficient of variation(CV)≤