- H: 312Harmful in contact with skin.
- H: 317May cause an allergic skin reaction
- H: 350May cause cancer.
- H: 410Very toxic to aquatic life with long lasting effects
- 3, 3 - Dichlorbiphenyl - 4, 4 - ylendiamin
- 3,3-Dichloro-4,4-biphenyldiamine
- 3,3-Dichloro-4,4-diaminobiphenyl
- 3,3-dichlorobenzidine
- 3,3-Dichlorobenzidine (and its salts)
- 3,3-Dichlorobiphenyl-4,4-diamine
- 4, 4 - Diamino - 3, 3 - dichlorbiphenyl
- 4,4-Diamino-3,3-dichlorobiphenyl
- Dichlorobenzidine base
- o,o-Dichlorobenzidine