A new color reaction for pyridoxal based upon its interaction with thiophene.
D006801:Humans; D011730:Pyridoxal; D013876:Thiophenes; D025101:Vitamin B 6 / Q000032:analysis*
D013876:Thiophenes; D011730:Pyridoxal; D025101:Vitamin B 6
THIOPHENES; VITAMIN B6/determination