THYMOLPHTHALEIN COMPLEXONE
Safety Data Sheet
Emergency Telephone No.: CHEMTREC 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: CAS No.: 1913-93-5  Weight: 720.77 Formula: C38H44N2O12
2. HAZARDS:    GHS: Not a hazardous substance or mixture.                                

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

4. FIRST AID: Eyes: rinse immediately with plenty of water Skin: Rinse with plenty of soap & water Ingestion: Do not induce vomiting w/o medical advice. Rinse with water. 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. Water mist may be used to cool closed containers. Extinguishing: Use dry chemical, CO2, water spray or alcohol resistant foam.  Hazards:  Carbon oxides

6. ACCIDENTAL RELEASE: Info: Use proper PPE as indicated in Section 8. Spills: Clean up spills immediately, observing precautions in the PPE section. Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Avoid generating dusty conditions. Provide ventilation.  
7. HANDLING & STORAGE: Handling: Wash thoroughly after handling. Use with adequate ventilation. Avoid contact with eyes, skin & clothing. Keep container tightly closed. Avoid ingestion and inhalation. 
Storage:  Store in a tightly closed container. Store 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		OSHAFinal/Vacated PEL’s
Thymolphthalein Complexone	None listed	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 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 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: White-beige-pink powder Melting Pt: 191 deg C  

10. STABILITY & REACTIVITY: Stability: Stable at room temp in closed containers under normal storage & handling. Avoid: Incompatibles, excess heat, strong oxidants. Incompatibilities: Oxidizing agents. Haz Decomp: see section 5

11. TOXIC INFO: RTECS#: unlisted.  LD50/LC50: N/A Carcinogenicity: Not listed by ACGIH, IARC,NIOSH,NTP, or OSHA.

12. ECOLOGICAL INFO:  N/A. 

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 a hazardous material for transportation.

15. REGULATORY INFO: SARA 311/312: None Section 302 None of the chemicals in this product have a TPQ/RQ
Section 313 No chemicals are reportable under Section 313. 
STATE CAS#1913-93-5 is not present on state lists from CA, MN, MA, FL. 
Pa/NJ Right to Know:	3,3-bis(4-hydroxy-5-isopropyl-o-tolyl)phthalide  CAS#1913-93-5
California Prop.65: 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 

Hazard Symbols: Not available. WGK (Water Danger/Protection) CAS# 1913-93-5: No information available.
 None of the chemicals in this product are listed on the DSL or NDSL list.  WHMIS: Not available.  
CAS#1913-93-5 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