Introduction:
Copper Oxide Black (Industry grade):

Copper Oxide: 98% min.
Total Copper: 76% min.
Total hydrochloric acid indoluble residue: 0.20% max.
Water liquefiable: 0.10% max.
Chlorides as Cl: 0.20% max.
Sulphates as SO4: 0.20% max.
Particles size(100 mesh): 1.00 max.

Packing: 25kg bag.

We can also supply Electroplate grade above item