A |
| Acid Fuchsin Powder C.I. 42685 |
| Acridine Orange 50% C.I. 46005 |
| Acridine Yellow G 90% C.I. 46025 |
| Acriflavine Hydrochloride 98.5% BPC63 |
| Alcian Blue 8GX 50% C.I. 74240 Stain Commission Certified |
| Alizarin Red Sodium Salt C.I.58005 |
| Amaranth C.I.16185 |
| Amido Black 10B C.I. 20470 |
| Aniline Blue C.I. 42755 |
| Auramine O 80% C.I. 41000 |
| Azur B C.I. 52010 |
| Azur II |
