Zinc ash
Pb spec.
143144145146
Pb99.973299.972099.969499.9719
Cu0.00410.00500.00520.0044
Sb0.00630.00540.00600.0052
Bi0.01260.01250.01210.0128
As<0.001<0.001<0.001<0.001
Ag0.00380.00410.00430.0041
Ignots