Sodium Diphenylamine -4 -Sulphonate

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 Sodium Diphenylamine -4 -Sulphonate – Identification Product 
Recommended Use
Uses advised against
Diphenylamine-4-sulfonic acid, sodium salt
Sodium diphenylamine-4-sulfonate
Laboratory chemicals.
Food, drug, pesticide or biocidal product use.

Hazard(s) identification
This chemical is considered hazardous by the 2012 OSHA Hazard Communication Standard (29 CFR 1910.1200)
Label Elements
Signal Word

Hazard Statements
Causes skin irritation
Causes serious eye irritation
Skin Corrosion/Irritation Category 2
Serious Eye Damage/Eye Irritation Category 2
Specific target organ toxicity (single exposure) Category 3
Target Organs – Respiratory system.
May cause respiratory irritation

Precautionary Statements
Wash face, hands and any exposed skin thoroughly after handling
Wear protective gloves/protective clothing/eye protection/face protection
Avoid breathing dust/fume/gas/mist/vapors/spray
Use only outdoors or in a well-ventilated area
IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
Call a POISON CENTER or doctor/physician if you feel unwell Skin
IF ON SKIN: Wash with plenty of soap and water
If skin irritation occurs: Get medical advice/attention
Take off contaminated clothing and wash before reuse
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing
If eye irritation persists: Get medical advice/attention
Store in a well-ventilated place. Keep container tightly closed
Store locked up
Dispose of contents/container to an approved waste disposal plant
Hazards not otherwise classified (HNOC)
None identified
3. Composition/Information on Ingredients
Component CAS No Weight %
Benzenesulfonic acid, 4-(phenylamino)-, monosodium salt 6152-67-6 <=100

First-aid measures
General Advice If symptoms persist, call a physician.
Eye Contact Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. Get
medical attention.
Skin Contact Wash off immediately with plenty of water for at least 15 minutes. If skin irritation persists,
call a physician.
Inhalation Remove to fresh air. If not breathing, give artificial respiration. Get medical attention if
symptoms occur.
Ingestion Clean mouth with water and drink afterwards plenty of water. Get medical attention if
symptoms occur.
Most important symptoms and None reasonably foreseeable.

Notes to Physician Treat symptomatically

Fire-fighting measures
Suitable Extinguishing Media Water spray. Carbon dioxide (CO 2). Dry chemical. Chemical foam.
Unsuitable Extinguishing Media No information available
Flash Point No information available
Method – No information available
Autoignition Temperature No information available

Explosion Limits
Upper No data available
Lower No data available
Sensitivity to Mechanical Impact No information available
Sensitivity to Static Discharge No information available
Specific Hazards Arising from the Chemical
Keep product and empty container away from heat and sources of ignition.

Hazardous Combustion Products
Nitrogen oxides (NOx). Carbon monoxide (CO). Carbon dioxide (CO2). Sulfur oxides.
Protective Equipment and Precautions for Firefighters
As in any fire, wear self-contained breathing apparatus pressure-demand, MSHA/NIOSH (approved or equivalent) and full protective gear.

Accidental release measures
Personal Precautions Ensure adequate ventilation. Use personal protective equipment as required. Avoid dust
Environmental Precautions Should not be released into the environment.
Methods for Containment and Clean Up
Sweep up and shovel into suitable containers for disposal. Keep in suitable, closed
containers for disposal.

7. Handling and storage
Handling Wear personal protective equipment/face protection. Ensure adequate ventilation. Do not
get in eyes, on skin, or on clothing. Avoid ingestion and inhalation. Avoid dust formation.
Storage. Keep containers tightly closed in a dry, cool and well-ventilated place. Incompatible
Materials. Strong oxidizing agents.

8. Exposure controls / personal protection
Exposure Guidelines This product does not contain any hazardous materials with occupational exposure
limitsestablished by the region specific regulatory bodies.
Health 2
Flammability 1
Instability 0

Physical hazards N/A
Engineering Measures Ensure adequate ventilation, especially in confined areas. Ensure that eyewash stations
and safety showers are close to the workstation location.
Personal Protective Equipment

9. Physical and chemical properties
Physical State Powder Solid
Appearance Light yellow
Odor Odorless
Odor Threshold No information available
pH Not applicable
Melting Point/Range 200 °C / 392 °F
Boiling Point/Range No information available
Flash Point No information available
Evaporation Rate Not applicable
Flammability (solid,gas) No information available
Flammability or explosive limits
Upper No data available
Lower No data available
Vapor Pressure No information available
Vapor Density Not applicable
Specific Gravity No information available
Solubility No information available
Partition coefficient; n-octanol/water No data available
Autoignition Temperature No information available
Decomposition Temperature No information available
Viscosity Not applicable
Molecular Formula C12 H10 N Na O3 S
Molecular Weight 271.26
10. Stability and reactivity
Reactive Hazard None known, based on information available
Stability Stable under normal conditions.
Conditions to Avoid Incompatible products.
Incompatible Materials Strong oxidizing agents
Hazardous Decomposition Products Nitrogen oxides (NOx), Carbon monoxide (CO), Carbon dioxide (CO2), Sulfur oxides
Hazardous Polymerization No information available.
Hazardous Reactions None under normal processing.

11. Toxicological information
Acute Toxicity
Product Information No acute toxicity information is available for this product
Component Information
Toxicologically Synergistic
No information available
Eye/face Protection Wear appropriate protective eyeglasses or chemical safety goggles as described by
OSHA’s eye and face protection regulations in 29 CFR 1910.133 or European Standard
Skin and body protection Wear appropriate protective gloves and clothing to prevent skin exposure.
Respiratory Protection No protective equipment is needed under normal use conditions.

Hygiene Measures
Delayed and immediate effects as well as chronic effects from short and long-term exposure
Irritation No information available
Sensitization No information available
Carcinogenicity The table below indicates whether each agency has listed any ingredient as a carcinogen.
Benzenesulfonic acid, 4-(phenylamino)-, monosodium salt
6152-67-6 Not listed Not listed Not listed Not listed Not listed
Mutagenic Effects No information available
Reproductive Effects No information available.
Developmental Effects No information available.
Teratogenicity No information available.
STOT – single exposure Respiratory system
STOT – repeated exposure None known
Aspiration hazard No information available
Symptoms / effects,both acute and
No information available
Endocrine Disruptor Information No information available
Other Adverse Effects The toxicological properties have not been fully investigated.

12. Ecological information
Do not empty into drains.
Persistence and Degradability Soluble in water Persistence is unlikely based on information available.
Bioaccumulation/ Accumulation No information available.
Mobility Will likely be mobile in the environment due to its water solubility.

13. Disposal considerations
Waste Disposal Methods Chemical waste generators must determine whether a discarded chemical is classified as a hazardous waste. Chemical waste generators must also consult local, regional, and
national hazardous waste regulations to ensure complete and accurate classification.

14. Transport information
DOT Not regulated
TDG Not regulated
IATA Not regulated
IMDG/IMO Not regulated
15. Regulatory information
United States of America Inventory
Component CAS No TSCA TSCA Inventory notification –
TSCA – EPA Regulatory
Benzenesulfonic acid, 6152-67-6 X ACTIVE –
4-(phenylamino)-, monosodium salt
Legend: TSCA US EPA (TSCA) – Toxic Substances Control Act, (40 CFR Part 710) X – Listed ‘-‘ – Not Listed
TSCA – Per 40 CFR 751, Regulation of Certain Chemical
Substances & Mixtures, Under TSCA Section 6(h) (PBT)
Not applicable
TSCA 12(b) – Notices of Export Not applicable

International Inventories
Canada (DSL/NDSL), Europe (EINECS/ELINCS/NLP), Philippines (PICCS), Japan (ENCS), Japan (ISHL), Australia (AICS), China (IECSC), Korea (KECL).
Benzenesulfonic acid, 4-(phenylamino)-, monosodium salt 6152-67-6 X – 228-165-6 X – X X KE-28284
KECL – NIER number or KE number (
U.S. Federal Regulations
SARA 313 Not applicable
SARA 311/312 Hazard Categories See section 2 for more information
CWA (Clean Water Act) Not applicable
Clean Air Act Not applicable
OSHA – Occupational Safety and Health Administration
Not applicable
CERCLA Not applicable
California Proposition 65 This product does not contain any Proposition 65 chemicals.
U.S. State Right-to-Know
Not applicable
U.S. Department of Transportation
Reportable Quantity (RQ): N
DOT Marine Pollutant N
DOT Severe Marine Pollutant N
U.S. Department of Homeland
This product does not contain any DHS chemicals.
Other International Regulations
Mexico – Grade No information available
Authorisation/Restrictions according to EU REACH Not applicable
Component CAS No REACH (1907/2006) – REACH (1907/2006) – REACH Regulation (EC
Annex XIV – Substances
Subject to Authorization
Annex XVII – Restrictions
on Certain Dangerous
Substances 1907/2006) article 59 –
Candidate List of Substances of Very High Concern (SVHC) Benzenesulfonic acid, 4-(phenylamino)-, monosodium salt 6152-67-6 – – – Safety, health and environmental regulations/legislation specific for the substance or mixture Component CAS No OECD HPV Persistent Organic
Pollutant Ozone Depletion Potential Restriction of
Hazardous Substances (RoHS)
Benzenesulfonic acid, 4-(phenylamino)-, monosodium salt 6152-67-6 Not applicable Not applicable Not applicable Not applicable
Component CAS No Seveso III Directive
(2012/18/EC) –
Qualifying Quantities for Major Accident Notification Seveso III Directive (2012/18/EC) – Qualifying Quantities for Safety Report Requirements Rotterdam Convention (PIC) Basel Convention (Hazardous Waste)
Benzenesulfonic acid, 4-(phenylamino)-, monosodium salt 6152-67-6 Not applicable Not applicable Not applicable Not applicable



Sodium Diphenylamine -4 -Sulphonate 10g, Sodium Diphenylamine -4 -Sulphonate 25g

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