Specification: Chemical Formula: CuSO45H2O Appearance: Free flowing white to blue crystalline powder Assay (as CuSO4·5H2O): ≥98.0% Cu: ≥25.0% Free Acid: ≤ 0.3% Insoluble Matter: ≤ 0.2% Lead (as Pb): ≤ 20 ppm Arsenic (as As): ≤20 ppm . Cadmium (as Cd): ≤ 20 ppm Particle Size: ≥ 95% between 20 80 mesh sieve Package: Net weight 25 kgs pp woven bags (polyethylene inner bags) or bulk bags. Shelf life: Three years in dry conditions after production. Species: swine, lamb, aquaculture, cattle, poultry