西昌学院食品科学系 一 BVit- VB1 (thiamin) •Contains sulfur and nitrogen group •Destroyed by alkaline and heat •Coenzyme: Thiamin pyrophosphate (TPP)西昌学院食品科学系 一 BVit- VB1 (thiamin) •Contains sulfur and nitrogen group •Destroyed by alkaline and heat •Coenzyme: Thiamin pyrophosphate (TPP)