DPB

Cayman Chemical Co

Revision date : 2026-01-14

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GHS07 GHS08
Health risk rating 4
Safety risk rating 1
Environmental risk rating 1

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

GHS07 GHS08 M009

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)

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