HUNTSMAN POLYURETHANES › HUNTSMAN JEFFOL® G 30 400 HUNTSMAN JEFFOL® G 30 400 $0.00 HUNTSMAN JEFFOL® G30-400 is a 426 molecular weight, polyoxypropylene tri-functional polyether polyol. Add To Cart Added! HUNTSMAN JEFFOL® G30-400 is a 426 molecular weight, polyoxypropylene tri-functional polyether polyol. You Might Also Like HUNTSMAN JEFFOL® G 30 650 HUNTSMAN JEFFOL® PPG 1000 HUNTSMAN JEFFOL® R 350 X HUNTSMAN JEFFOL® PPG 2801 HUNTSMAN JEFFOL® SG 360