| 1326-82-5 | Sulphur Black 1 | C6H4N2O5 |
| 1326-03-0 | Pigment Violet 1 | C28H31N2O3.xUnspecified |
| 1326-04-1 | Pigment Violet 2 | C30H35N2O3.xUnspecified |
| 1326-11-0 | Benzothiazolium, 2-[4-(dimethylamino)phenyl]-3,6-dimethyl-, molybdatetungstatephosphate | C68H77MoN8O11PS4W |