XYLIDENE PONCEAU 2R

Safety Data Sheet
Emergency Telephone Number: CHEMTREC 1-800-424-9300       For Information call: DUDLEY 732-886-3100       
      DUDLEY CORPORATION
           	       125 Kenyon Drive
       				         	       Lakewood, New Jersey 08701
Effective Date: January 1, 2025	
1. PRODUCT:  Syn:  Acid Red 26, Ponceau2R 	CAS No.: 3761-53-3  E-C No.:223-178-3 Weight:  480.42g/mol 	                 Formula: C18H14N2Na2O7S2

2. HAZARDS: GHS Classification:  Carcinogenicity (Category 2)
 Pictogram: 							
Signal Word:         WARNING
HAZARD STATEMENT: H351: Suspected of causing cancer.
PRECAUTIONARY STATEMENT: P201: Obtain special instructions before use.  P280: Use PPE. P202: Do not handle until all safety precautions have been read and understood.    P405: Store locked up. P308 +P313: If exposed or concerned: contact doctor/physician. P501: Dispose of contents/container to an approved waste disposal plant.

HMIS Class: Health hazard  0, Flammability   0,  Physical hazards   0			
NFPA Rating: Health hazard  0, Fire     0, Reactivity hazard   0

Potential Effects: Eye: Risk of serious damage to eyes.	Skin: Harmful in contact with skin. 
Ingestion: Harmful if swallowed. 		                  Inhalation: Harmful by inhalation. 
2.3: Other Hazards: none

3. COMPOSITION / INFO ON INGREDIENTS:
Chemical Name					CAS No.		Percent		Hazardous
Ponceau 2R					3761-53-3	~ 99		   No	

4. FIRST AID: Eyes: Rinse with plenty of water. Skin: Rinse with plenty of soap & water. Ingestion: Do not induce vomiting without medical advice. Rinse with water.  Inhalation: Move to fresh air.  Consult a physician.  
Physician: Treat symptomatically and supportively. 

5. FIRE FIGHTING: Info: Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH & full PPE. Irritating and highly toxic gases may be generated by thermal decomposition or combustion. Hazards: Carbon, nitrogen, sulfur & sodium oxides.  Extinguishing: Use water spray, dry chemical, carbon dioxide, or alcohol-resistant foam.

6. ACCIDENTAL RELEASE: Info: Use proper PPE as indicated in Section 8.   Spills:  Clean up spills immediately, observing precautions in the Protective Equipment section. Sweep up and place into a suitable container for disposal. Avoid generating dusty conditions.

7. HANDLING & STORAGE: Handling: Wash thoroughly after handling. Use with adequate ventilation.   Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing.  Keep container tightly closed.  Avoid ingestion 
and inhalation. Storage: Store in a closed container in a cool, dry, well-ventilated area away from incompatibles.

8. EXPOSURE: Facilities storing or utilizing this material should be equipped with an eyewash facility and safety shower.  Use adequate ventilation to keep airborne concentrations low. 
Chemical 			ACGIH			NIOSH		OSHA-Final/ Vacated PEL’s
Ponceau 2R			None listed		None listed		None listed

PPE: Eyes:  Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA’s eye and fact protection regulations in 29 CFR 1910.133  or European Standard EN166. Skin:  Wear appropriate protective gloves to prevent skin exposure.0.11mm thick nitrile Clothing:  Wear appropriate protective clothing to prevent skin exposure.
Respirators:  Follow the OSHA respirator regulation found in 29CFR 1910.134 or European Standard EN 149.  Always use a NIOSH or European Standard EN 149 approved respirator when necessary.

9. PHYSICAL & CHEM: Appearance: Dark red - Bordeaux crystalline powder. 

10. STABILITY & REACTIVITY: Stability: Stable at room temperature & under ordinary conditions and storage.
Haz Decomp: see section 5 	Incompatibilities: Strong oxidizing agents. Avoid: Incompatible materials, strong oxidants.

11. TOXICOLOGICAL INFO: RTECS: QJ6825000	LD50: Oral, rat:  > 23160 mg/kg  Mouse-tumorigenic   
Carcinogenity: Not listed by ACGIH, NIOSH, NTP, or OSHA  IARC Group 2B- possibly carcinogenicity to humans. 
 
12. ECOLOGICAL INFO: N/A.

13. DISPOSAL CONSIDERATIONS: Chemical waste generator must determine whether a discarded chemical is classified as a hazardous waste. U.S. EPA guidelines for the classification determination are listed in 40 CFR parts 261.3. Additionally, waste generators must consult state and local hazardous waste regulations to ensure complete and accurate classification. RCRA P-Series: None listed RCRA U-Series: None listed.

14. TRANSPORT REGULATIONS: Not regulated.

15. REGULATORY INFO: SARA 311/312: Chronic Health Hazard
SARA Section 302 Extremely Hazardous Substances None of the chemicals in this product have a TPQ/RQ. 
Section 313 CAS# 3761-53-3 Disodium 1-(2,4-dimethylphenylazo)-2-hydroxynaphthalene-3,6-disulphonate  
Rev. 7/1/07 is subject to SARA title III section 313 reporting.
STATE CAS# 3761-53-3 is not present on state lists from CA, MN, FL. 
MA/PA/NJ Right to Know: CAS# 3761-53-3 Disodium 1-(2,4-dimethylphenylazo)-2-hydroxynaphthalene-3,6-disulphonate  
Rev. 7/1/07
California Prop.65: WARNING: This product contains a chemical known to the State of CA to cause birth defects or other reproductive harm.  CAS# 3761-53-3 Disodium 1-(2,4-dimethylphenylazo)-2-hydroxynaphthalene-3,6-disulphonate  
Rev. 7/1/07

EUROPEAN/INTERNATIONAL REGULATIONS European Labeling in Accordance with EC Directives 
Hazard Symbols:  X N 	WGK ( Water Danger/Protection): CAS# 3761-53-3; No information available.
 Canada - DSL/NDSL: CAS # 3761-53-3 is listed on Canada’s DSL List. 
Canada- WHMIS: This product has a WHMIS classification of D2A.
Canadian Ingredient Disclosure List:  CAS# 3761-53-3 is listed on the Canadian Ingredient Disclosure List. 

16. DISCLAIMER INFO: DUDLEY CORPORATION provides the information herein in good faith but makes no representation as to its comprehensiveness or accuracy. This document is intended only as a guide to the appropriate precautionary handling of the material by a properly trained person using this.  Individuals receiving the information must exercise their independent judgment in determining its appropriateness for a particular purpose. DUDLEY CORPORATION makes no representations or warranties, either expressed or implied, including without limitation and warranties of merchantability, fitness for a particular purpose with respect to the information set forth herein or to the product to which the information refers. Accordingly, DUDLEY CORPORATION will not be responsible for damages resulting from the use of or reliance upon this information.