类别

粒径/μm

质量分数/%

As/%

Hg/%

Sb/%

1

≥10

34.83

35.20

0.0052

18.90

2

2.5~0

51.20

47.10

0.0053

7.34

3

1~.5

8.38

50.23

0.0050

4.38

4

≤1

5.59

53.12

0.0047

2.37

合计

/

100