(ETHYLENEDINITRILO)TETRAACETIC ACID,
DISODIUM SALT DIHYDRATE ACS 

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 ID: Syn:   Ethylenediaminetetraacetic Acid Disodium Salt Dihydrate ACS; Edathamil; EDTA Disodium Salt; 
Edetate Disodium Salt Dihydrate; Sequestrene Na2;   CAS No.:  6381-92-6  EC-No.: 205-358-3  Weight:   372.24      
Formula:  C10H14N2Na2O8*2H2O

2.HAZARDS ID: GHS Classification:  Acute toxicity inhalation (Category 4) 
Specific target organ toxicity – repeated exposure inhalation (Category 2) 
Pictogram:				                   
Signal Word:         WARNING
HAZARD STATEMENT(S): H332: Harmful if inhaled   H373: May cause damage to organs (Respiratory Tract) through prolonged or repeated exposure if inhaled	
 PRECAUTIONARY STATEMENT(S): P260: Do not breath dust/spray/ fume/gas/ mist/ vapors. P271: Use only outdoors or in well-ventilated area. P304 + P340: If inhaled: remove to fresh air and keep at rest in a position comfortable for breathing. P314: Get medical attention if you feel unwell.
P501: Dispose of contents/container to an approved waste disposal plant.

HMIS Classification:  Health hazard:  2 Flammability: 0 Physical hazards: 0
NFPA Rating:  Health hazard: 2 Fire: 0 Reactivity Hazard: 0
2.3: Other Hazards: none

3. COMPOSITION, INFO ON INGREDIENTS:
Chemical Name 			  			    CAS No.		Percent			
(Ethylenedinitrilo)tetraacetic Acid, disodium Salt Dihydrate	    	    6381-92-6		100%			 

4. FIRST AID: Eyes: Flush eyes with plenty of water as a precaution.  Skin:  Flush skin with plenty of soap & water. Ingestion: If victim is conscious and alert, give water to rinse mouth. Do NOT induce vomiting. NEVER give anything by mouth to an unconscious person. Inhalation: Remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Physician: Treat symptomatically and 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. Extinguishing: Use water spray, carbon dioxide, dry chemical, or alcohol-resistant foam. Flash Pt: > 100°C (>212°F) – DIN 51758.  

6. ACCIDENTAL RELEASE: Info:  Use proper PPE as indicated in Section 8. Spills/Leaks:  Vacuum or sweep up material and place into a suitable disposal container.  Clean up spills immediately, observing precautions in the PPE 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.  Avoid ingestion and inhalation.  
Storage: Store in a cool, dry, well-ventilated area away from incompatibles.  Keep container tightly closed.

8. EXPOSURE CONTROLS, PPE: Controls: 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
(Ethylenedinitrilo)tetraacetic Disodium salt dihydrate	None 	None listed	None listed 			 

PPE: Eyes:  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 EN 166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing:  Wear appropriate protective clothing (lab coat) to prevent skin exposure.
Respirators:  A. respiratory protection program that meets OSHA’s 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant respirator use.

9. PHYSICAL & CHEM: Appearance:  Colorless to white crystalline powder Melting Pt: 248-252°C (478°F)   pH: 4.0–5.5 at 10 g/l at 23°C (73°F) Solubility:   ca.100 G/L AT 20°  

10. STABILITY & REACTIVITY: Stability: Stable under recommended storage conditions.  Avoid:  N/A Incompatibilities:  Strong oxidizing agents. Haz Decomp:  N/A  Hazardous Polymerization:  Has not been reported.

11. TOXICOLOGICAL INFO: RTECS:  AH4410000    LD50/LC50: Oral rat  >2,800mg/kg 
Carcinogenicity: Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA.

12. ECOLOGICAL INFO: Environmental Toxicity:  LC50 – Lepomis Macrochirus – 41 mg/l – 96h

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 INFO: Not dangerous goods.

15. REGULATORY INFO: SARA 311/312 Hazards   Acute Health Hazard.
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# 6381-92-6 is not present on state lists from CA, MA, MN, FL. 
PA & NJ Right to Know:  Edetate disodium dihydrate   CAS#6381-92-6
California Prop 65:  No Significant Risk Level: None of the chemicals in this product are listed. 

EUROPEAN/INTERNATIONAL REGULATIONS European Labeling in Accordance with EC Directives 
Hazardous Symbols:    XI	WGK (Water Danger/Protection) 
Canada - DSL/NDSL is not listed on Canada’s DSL List, or Canada’s NDSL List.
Canada – WHMIS:  Not available.  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.