Ill. Admin. Code tit. 35 § 604.910
Current through Register Vol. 49, No. 1, January 3, 2025
Phosphate solution must be kept covered and disinfected by carrying approximately 10 mg/L free chlorine residual unless the phosphate is not able to support bacterial growth and the phosphate is being fed from the covered shipping container. Phosphate solutions having a pH of 2.0 or less may also be exempted from this requirement by the Agency.
Ill. Admin. Code tit. 35, § 604.910