... ,% ≥ 85.0 85.0 85.0 Chloride (Cl) content,% ≤ 0.0005 0.0005 0.0005 0.0005 0.0005 0.0005 Sulfate (SO4) content,% ≤ 0.003 0.005 0.01 Iron (Fe) content,% ≤ 0.002 0.002 0 ... ,% ≥ 85.0 85.0 85.0 Chloride (Cl) content,% ≤ 0.0005 0.0005 0.0005 0.0005 0.0005 0.0005 Sulfate (SO4) content,% ≤ 0.003 0.005 0.01 Iron (Fe) content,% ≤ 0.002 0.002 0 ...