A multi-chamber chemical delivery container for storing dry chemicals that are used to produce a liquid microbial deactivation fluid. The container includes two housing sections and a dividing wall that is located between the two housing sections. The dividing wall separates the container into two compartments. Openings formed in each of the two housing sections are dimensioned to respectively receive an inlet fitting and an outlet fitting. The inlet and outlet fittings are dimensioned to respectively engage with inlet and outlet connectors that are fluidly connected with a fluid circulation system of a microbial deactivation system.