|
Items
|
Index (percent)
|
|||
|
I
|
II
|
III
|
||
|
Zn content (mini )
|
57.5
|
57
|
56.5
|
|
|
Loss on ignition
|
25.0—28.0
|
25.0--30.0
|
25.0--32.0
|
|
|
Heavy metal content (Pb) (maxi)
|
0.0005
|
0.001
|
0.005
|
|
|
Moisture( maxi)
|
2.5
|
3.5
|
5
|
|
|
SO 4 2 (maxi)
|
0.6
|
0.8
|
--
|
|
|
Sieve Residue (75microns mesh): (mini)
|
95
|
94
|
93
|
|
Contact Email: njxinmeili at gmail dot com
skype: wxqina
Use:
It can be used not only as lightly astringent, the raw material of latex products, the configuration of calamine and as the skin protectant, , but also as the main raw material of the desulfurizer and katalyst in the rayon, the petroleum, the chemical fertilizer industries as well as the rubber product, the paint, the medicine and other chemical products.
Packing:
In polyethlene film bag with outer polypropylene woven bag. 25kg per bag.