This is a TRE6323 Wax & Grease Remover. EZ Sand Acrylic Urethane Primer is a premium grade lead & chromate-free two component primer surfacer. It provides exceptional fill & build characterisics providing a base that yields excellent top coat hold out, gloss & DOI. This primer sands easily wet & dry & can be directly topcoated with alkyd enamels, acrylic enamels. lacquers & basecoat/clearcoat systems. Mix ratio is 4:1:1 (four parts primer to one part activator to one part urethane) Reducer based on shop temperture (requires activator PN 6934)