Zn ash 48-50% offer

I can offer you Zinc ash as follows
Moisture (%): 0.56%
Zn (Min): 48-50%
Specific Gravity: 7.9390%
Silver: 0.01%
Sulphur:10-30%
Silicon Oxide: 2.12%
Arsenic:0.003%
Barium, Mercury: ND
Cadmium:0.0001%