Seasonal Raw-Water Coagulant PAC-02 Yellow Polyaluminium Chloride for Seasonal Raw-Water Treatment Spray-dried yellow PAC developed for dose-control programs where source water shifts between dry-season color and wet-season turbidity. Al2O3 Content 30% Min. Basicity 45–85% Insolubles 0.1% Max. Standard Packaging 25kg Bags Product Short Description PAC-02 is a spray-dried yellow powder polyaluminium chloride developed for seasonal raw-water treatment. It provides 30% min.