Aqueous preparation of organic pigments, Euronyl, Pigment Red 254, Colanyl Red D3GD 531, VYNAMON® Red 325401, Irgazin Red L 3660 HD, Diketo-pyrrolopyrrol, Diketo pyrrolopyrrolo pigment, C.I. PR 254, Diketo-pyrrolo-pyrole Pigment Red 254, Diketo pyrrolopyrrolo pigment, C.I. PR 254, Diketo pyrrolopyrrolo pigment, C.I. Pigment Red 254, Diketopyrrolopyrrole red pigment, C.I. PR 254, Pyrrolodione based pigment, C.I. Pigment Red 254, Diketopyrrolopyrrole pigment, PR 254, Diketo-pyrrolopyrrol, C.I. Pigment Red 254 (for coatings), Diketo-pyrrolopyrrol, C.I. Pigment Red 254 (for IF), C.I. Pigment Red 254, Fastogen Super Red 254 - 226-5254, Diketo-pyrrolo-pyrrole, pigment red 254