Cel-Span® 899PS

Mixture of polycarbonic acids and carbonate. 20% active endothermic foaming agent concentrate suitable for a variety of thermoplastic resins such as styrenics, PC, MPPO and ABS. Recommended for extrusion, injection, and structural foam molding of polystyrene, MPPO and ABS. Should be kept closed and stored in the original container, away from light, heat and high humidity environments.