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® PPG 2000 HUNTSMAN JEFFOL® G 31 35 HUNTSMAN JEFFOL® PPG 1000 HUNTSMAN JEFFOL® S 490 HUNTSMAN JEFFOL® A 800