General Information
Revision date
2026-01-14
Product name
DPB
Product Synonyms
N,N"-diphenylbenzidine N4,N4"-Diphenyl-[1,1"-biphenyl]-4,4"-diamine Diphenylbenzidine C24H20N2
CAS No.
531-91-9
1.2.1 Relevant identified uses
This product is for research use - Not for human or veterinary diagnostic or therapeutic use
Emergency telephone
+1 (734) 971-3335, 800-424-9300
Icons in SDS
Company Information
company name
Cayman Chemical Co
GHS Information
Signal word
Warning
Hazard Codes
Hazard statements (CLP)
H302, H302+H312+H332, H312, H332, H351
Hazard statements
Code
Statements
H302
Harmful if swallowed
Section 2
SECTION 2: Hazards identification
NFPA Rating Classification of the substance or mixture d ~ GHS08 Health hazard Carcinogenicity 2 H351 Suspected of causing cancer d ~ GHS07 Acute toxicity - oral 4 H302 Harmful if swallowed Acute toxicity - dermal 4 H312 Harmful in contact with skin Acute toxicity - inhalation 4 H332 Harmful if inhaled Contd. from page 1)
2.2 Label elements
The substance is classified and labeled according to the Globally Harmonized System (GHS).
Hazard pictograms
d ~ d ~ GHS07 GHS08
Hazard statements
H302+H312+H332 Harmful if swallowed, in contact with skin or if inhaled. H351 Suspected of causing cancer.
Precautionary statements
P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P261 Avoid breathing dust/fume/gas/mist/vapors/spray P264 Wash thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection. P301+P312 If swallowed: Call a poison center/doctor if you feel unwell. P330 Rinse mouth. P302+P352 If on skin: Wash with plenty of water. P304+P340 If inhaled: Remove person to fresh air and keep comfortable for breathing. P308+P313 IF exposed or concerned: Get medical advice/attention. P321 Specific treatment (see on this label). P362+P364 Take off contaminated clothing and wash it before reuse. P405 Store locked up. P501 Dispose of contents/container in accordance with local/regional/national/international regulations. · Information pertaining to particular dangers for man and environment
Classification system
· NFPA ratings (scale 0 - 4) Health = 3 0 Fire = 0 3 0 Reactivity = 0 · HMIS-ratings (scale 0 - 4) HEALTH 2 Health = 2 FIRE 0 Fire = 0 REACTIVITY 0 Reactivity = 0
PBT Substances
Not applicable
vPvB Substances
Not applicable
2.3 Other hazards
There are no adverse physical or health effects known that are not covered by the hazard classes of the Hazard Communications Standard.
2.1 Classification of the substance or mixture
d ~ GHS08 Health hazard Carcinogenicity 2 H351 Suspected of causing cancer. d ~ GHS07 Acute toxicity - oral 4 H302 Harmful if swallowed. Acute toxicity - dermal 4 H312 Harmful in contact with skin. Acute toxicity - inhalation 4 H332 Harmful if inhaled. (Contd. from page 1)