λmax (nm) Quinoid | Benzenoid | (ƒ1) of AA/ANI | Polymer |
512 413 535 520 419 410 | 348 298 306 308 298 300 | ― 4:1 3:1 2:1 1:1 1:3 | O-anthranilic acid in acidic medium O-anthranilic acid-co-aniline O-anthranilic acid-co-aniline O-anthranilic acid-co-aniline O-anthranilic acid-co-aniline O-anthranilic acid-co-aniline |