No |
Item |
Standard Specification |
||
1 |
Sulfur (Sulphur)≥ |
5N |
6N |
|
99.999% |
99.9999% |
|||
2 |
ImpurityPPMwt Max each |
Al |
0.5 |
0.10 |
Cu |
0.2 |
0.05 |
||
Fe |
0.5 |
0.10 |
||
Ni |
0.5 |
0.10 |
||
Zn |
0.5 |
0.10 |
||
As |
0.5 |
0.20 |
||
Co |
0.5 |
0.05 |
||
Mn |
0.5 |
0.05 |
||
Pb |
0.5 |
0.05 |
||
Sn |
0.5 |
0.10 |
||
Cd |
- |
0.05 |
||
Se |
1.0 |
- |
||
Si |
1.5 |
0.10 |
||
Total |
≤10ppm |
≤1ppm |
||
3 |
Size | -60mesh powder, D2-7mm tablet, 0.5-5.0 or ≤25mm lump | ||
4 |
Packing |
1kgs in polyethylene bottle with composite bag outside |