2,6-DICHLOROINDOPHENOL SODIUM SALT ACS

Safety Data Sheet 
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Effective Date: January 1, 2025
1. PRODUCT ID:  Syn:2,6-dichloro-4-[(4-hydroxyphenyl)imino]-2,5-cyclohexadien-1-one sodium salt.  
CAS No.: 620-45-1. Weight: 290.08.  Formula: O:C6H2(Cl2):N-C6H4ONa  EC-No.: 210-640-4

2. HAZARDS ID: GHS: Not a hazardous substance or mixture.

HMIS: Health hazard  0, Flammability   0,  Physical hazards   0			
NFPA Rating: Health hazard  0, Fire     0, Reactivity hazard   0
2.3: Other Hazards: none

3. COMPOSITION / INFO: 
Chemical Name					CAS No.	          Percent	    Hazardous
2,6-Dichloroindophenol Sodium Salt                       	620-45-1          90-100%                    No 

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

5. FIRE FIGHTING: Info:  Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH & full PPE. Irritating & highly toxic gases may be generated by thermal decomp/combustion. Hazards: Carbon, nitrogen, & sodium oxides, hydrogen chloride gas Extinguishing: Water spray, dry chemical, alcohol-resistant foam, or carbon dioxide Flash Pt: N/A Auto-ignition Temp: N/A Explosion Limits: N/A

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

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:  Tightly closed container & a cool, dry well-ventilated area away from incompatibles

8. EXPOSURE / PPE: 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 Name				ACGIH	      	 NIOSH		OSHA-Final / Vacated PEL’s
2,6-Dichloroindophenol   Sodium Salt                 None listed	 None listed	 None listed

PPE: Eyes:  Wear appropriate protective eyeglasses or chemical goggles as described by OSHA’s eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin:  Wear appropriate protective gloves to prevent skin exposure. 0.11 mm nitrile. Clothing:  Wear appropriate protective clothing to prevent skin exposure.
Respirators:  Follow the OSHA respirator regulations 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 green powder. 

10. STABILITY & REACTIVITY:  Stability: Stable under ordinary conditions of use and storage. Hygroscopic. Haz Decomp: see Sect 5.  Incompatibilities: Strong oxidizers and moisture. Avoid: Heat, moisture, air, incompatibles. 

11. TOXICOLOGICAL INFO: RTECS: GU5495000  LD50: intraperitoneal mouse 75 mg/kg
Carcinogenicity: Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA.

12. ECOLOGICAL INFO:  No data available.

13. DISPOSAL CONSIDERATIONS: Chemical waste generators must determine whether a discarded chemical is classified as a hazardous waste.  US 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: None
SARA Section 302 Extremely Hazardous Substances None of the chemicals in this product have a TPQ/RQ.
Section 313 No chemicals are reportable under Section 313
STATE CAS# 620-45-1 is not present on state lists from CA, MN, MA, FL. 
PA & NJ Right to Know:	Sodium 4-(3,5-dichloro-4-oxocylohexa-2,5-dienylideneamino)phenoxide  CAS#620-45-1
California Prop.65 components: None of the chemicals are known to cause cancer, birth defects, or any other reproductive harm.

EUROPEAN/INTERNATIONAL REGULATIONS European Labeling in Accordance with EC Directives
Hazardous Symbols: Not available.  WGK (Water Danger/Protection)CAS# 620-45-1:  No information available
Canada – DSL/NDSL CAS# 620-45-1 is listed on Canada’s DSL List.  Canada – WHMIS: not available.
CAS# 620-45-1 is not listed on Canada’s 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.