Yellow 191 High Performance Pigments belong to the category of High Performance Pigments having CAS number 129423-54-7. The synonyms of Yellow 191 High Performance Pigments are PV Fast Yellow H2GR VP, PV Fast Yellow HGR, Hostaprint Yellow HGR, and Yellow KGR. The molecular weight of Yellow 191 High Performance Pigments is 486.91 g/mol and the molecular formula is C17H15ClN4O7S2. The color index number is 18795. The physical appearance of Yellow 191 High Performance Pigments is Yellow.