LEUCO CRYSTAL VIOLET

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:  4,4’4”-Methylidynetris(N,N-dimethylaniline 	CAS No.: 603-48-5 E-C No.:210-043-9	
                            Weight:  373.53g/mol 	           Formula: C25H31N3

2. HAZARDS: GHS: Acute aquatic hazard (Cat.1)  Chronic Aquatic Hazard (Cat.1)
Pictogram:					
Signal Word: Warning
Hazard Statement: H410: Very Toxic to aquatic life with long-lasting effects. 
Precautionary Statement: P273: Avoid release to the environment. P391: Collect spillage P501: Dispose of contents/ Container to an approved waste disposal plant.
2.3: Other Hazards: none

3. COMPOSITION / INFO: 
Chemical 						CAS No.	 	Percent		
NNN’N’N”N”-Hexamethyl-4,4’,4”-methylidynetrianiline	                603-48-5                     90%                  

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

5. FIRE FIGHTING:  Info: Wear a self-contained breathing apparatus. Extinguishing: Water Spray, Carbon Dioxide, Dry 
chemical powder or alcohol-resistant foam. Hazards:  Carbon & Nitrogen oxides. Combustible.

6. ACCIDENTAL RELEASE: Info: Use proper PPE as indicated in Section 8. 	Spills/Leaks:  Sweep up material, 
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. Remove contaminated clothing and wash before reuse. Use only in a well-ventilated area. Minimize dust generation and accumulation.  Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. Storage: Store in a tightly closed container.  Protect container from physical damage.  Store in a cool, dry ventilated area away from sources of heat or ignition.

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
Leuco Crystal Violet		None listed	None listed	None listed 			 

PPE: Eyes: Wear chemical safety goggles. 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 chemical-resistant gloves and rubber boots. 0.11mm nitrile Clothing: Wear appropriate protective clothing (ex: Lab coat, apron)  to prevent skin exposure. Respirators: Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149.  Always use a NIOSH/MSHA-Approved Respirator.

9. PHYSICAL & CHEM: Appearance: Lavender Powder. Melting Pt:  175-177°C (347-351˚F)  Boiling Pt. 227.8°C  Relative Density: 1.141 at 19.6°C  Solubility 0.1 g/l at 20°  Partition coefficient: n-octanol. Water log Pow: 5.9 Potential bioaccumulation

10. STABILITY & REACTIVITY: Stability: Air sensitive. Light sensitive. Incompatibles: strong oxidizing agents.
Haz Decomp: Toxic fumes of Carbon Monoxide, Carbon Dioxide, Nitrogen Oxides. 

11. TOXIC INFO: RTECS#:  Unlisted  LD50/LC50:  N/A. Carcinogenicity: Not listed by ACGOH, IARC, NTP, or CA Prop 65.

12. ECOLOGICAL INFO: LC50 Golden orfe >10,000 mg/l – 96h  EC50 Water Flea 0.05mg/l-48h

13. DISPOSAL CONSIDERATIONS: Disposal: 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. RCRA U-Series: None listed. 

14. TRANSPORT INFO: DOT: Not regulated
IMDG: UN3077, ENVIRONMENTALLY HAZARDOUS SUBSTANCE, SOLID, N.O.S. (tris[4-(dimethylamino)phenyl]methane), 9, III    EMS-No: F-A, S-F
IATA: UN3077, Environmentally hazardous substance, solid, n.o.s. (tris[4-(dimethylamino)phenyl]methane), 9, III

15. REGULATORY INFO: SARA 311/312:  None
CERCLA Hazardous Substances and corresponding RQs None of the chemicals in this material have an RQ. 
SARA Section 302 Extremely Haz  None of the chemicals in this product have a TPQ.
Section 313 No chemicals are reportable under Section 313. 
STATE: CAS# 603-48-5	is not present on state lists from CA, MN, MA, FL. 
PA & NJ Right to Know: CAS#603-48-5  N,N,N’,N’,N”,N”-Hexamethyl-4,4’,4”-methyllidynetrianiline  Rev. 07/17/09
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: XI  WGK (Water Danger/Protection) CAS# 603-48-5:  No information available.
 Canada - DSL/NDSLCAS# 603-48-5 is listed on Canada’s DSL List. 
Canada – WHMIS: This product has a WHMIS classification of D2B.
CAS#  603-48-5 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.