| Bioactivity | C.I. Direct black 22 is a good dyeing agent for cotton fabrics. |
| CAS | 6473-13-8 |
| Formula | C44H32N13Na3O11S3 |
| Molar Mass | 1083.97 |
| Transport | Room temperature in continental US; may vary elsewhere. |
| Storage | Please store the product under the recommended conditions in the Certificate of Analysis. |
| Reference | [1]. Sawada K, Ueda M. Adsorption behavior of direct dye on cotton in non-aqueous media[J]. Dyes and pigments, 2003, 58(1): 37-40. |