Chemicals › AC-67 Image 1 of 1 AC-67 from $60.00 This is a concentrated dye solution made with FD & C Green #3 dye used for identifying inedible meat and food products in food processing facilities. Size: Select Size 1 Gallon (4 pack) 5 Gallon Add To Cart Added! This is a concentrated dye solution made with FD & C Green #3 dye used for identifying inedible meat and food products in food processing facilities.