HUNTSMAN POLYURETHANES › HUNTSMAN JEFFOL® R 350 X HUNTSMAN JEFFOL® R 350 X $0.00 HUNTSMAN JEFFOL® R-350X is an aromatic amino polyol with high inherent reactivity and surfactant properties. Add To Cart Added! HUNTSMAN JEFFOL® R-350X is an aromatic amino polyol with high inherent reactivity and surfactant properties. You Might Also Like HUNTSMAN JEFFOL® TP 400 HUNTSMAN JEFFOL® SG 522 HUNTSMAN JEFFOL® FX31 240 HUNTSMAN JEFFOL® PPG 3706 HUNTSMAN JEFFOL® A 630