HUNTSMAN POLYURETHANES › HUNTSMAN JEFFOL® FX 31 167 HUNTSMAN JEFFOL® FX 31 167 $0.00 HUNTSMAN JEFFOL® FX31-167 Polyol is a 1000 molecular weight triol designed for use in flexible foams. Add To Cart Added! HUNTSMAN JEFFOL® FX31-167 Polyol is a 1000 molecular weight triol designed for use in flexible foams. You Might Also Like HUNTSMAN JEFFOL® TP 400 HUNTSMAN JEFFOL® PPG 2801 HUNTSMAN JEFFOL® R 425 X HUNTSMAN JEFFOL® A 630 HUNTSMAN JEFFOL® PPG 2000