Note: Ingredients listed on restricted chemical lists
EC/CAS
99-56-9
Name of the chemical
4-Nitro-1,2-phenylenediamine
Concentration
>95
General Information
Version
5
Revision date
2025-12-18
Product name
4-Nitro-o-phenylenediamine
Product Synonyms
1,2-Diamino-4-nitrobenzene
CAS No.
99-56-9
Emergency telephone
001-800-227-6701, +32 14 57 52 11, 001-201-796-7100, +32 14 57 52 99, 001-800-424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Fisher Scientific Company
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H302, H317, H340
Hazard statements
Code
Statements
H302
Harmful if swallowed
Section 2
SECTION 2: Hazards identification
(29 CFR 1910.1200) Classification
Signal word
Danger
Hazard statements
Harmful if swallowed May cause an allergic skin reaction May cause genetic defects
Prevention
Obtain special instructions before use Do not handle until all safety precautions have been read and understood Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product Avoid breathing dust/fume/gas/mist/vapors/spray Contaminated work clothing should not be allowed out of the workplace Wear protective gloves Wear protective gloves/protective clothing/eye protection/face protection
Response
IF exposed or concerned: Get medical attention/advice Skin IF ON SKIN: Wash with plenty of soap and water If skin irritation or rash occurs: Get medical advice/attention Take off contaminated clothing and wash before reuse Ingestion IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell Rinse mouth
Storage
Store locked up
Disposal
Dispose of contents/container to an approved waste disposal plant
2.3 Other hazards
None identified
2.1 Classification of the substance or mixture
Category 4 Skin Sensitization Category 1 Germ Cell Mutagenicity Category 1B Label Elements
