METHYL GREEN C.I. 42590
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:  Ethyl green  CAS No.: 7114-03-6    E-C No.: 230-415-4  Weight:  653.24g/mol 
                            Formula: C27H35N3ClBr*ZnCl2

2. HAZARDS:  GHS Class:	Skin corrosion (Category 1B)	Serious Eye Damage (Category 1)		
	Specific target organ toxicity - single exposure (Category 3) Respiratory  	    Chronic Aquatic Hazard (Cat.2)
 Pictogram: 				               
Signal Word:         DANGER
HAZARD STATEMENT: H314: Can cause severe skin burns and eye damage.  H335: May cause respiratory irritation.	
H411: Toxic to aquatic life with long lasting effects. 
PRECAUTIONARY STATEMENT: P260: Do not breathe dust.  P264: Wash skin thoroughly after handling. P271: Use 
only outdoors or in well-ventilated area. P273: Avoid release into the environment. P405: Store locked up.
P280: Wear protective gloves/eye & face protection. P330: Rinse mouth. P301 + P331: If swallowed: Rinse mouth. Do NOT induce vomiting.  P304 + P340 + P312: If inhaled: remove to fresh air and keep at rest in a position comfortable for breathing.  Call Poison Center or doctor/physician if you feel unwell. P303+P361+P353: If on skin (or hair) Take off immediately all contaminated clothing. Rinse skin with water/shower. P305 + P351 + P338: If in Eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present & easy to do so. Continue rinsing.  P391: Collect spillage. P363: Wash contaminated clothing and wash before reuse. P403 + P233: Store in a well-ventilated place. Keep container tightly closed. P501: Dispose of contents/container to an approved waste disposal plant.

HMIS Class: 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 			 CAS No.	 	Percent		
Methyl Green, zinc chloride		7114-03-6 	~65%                  

4. FIRST AID: Eyes: Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. Get medical attention. Skin: Wash off immediately with plenty of water for at least 15 minutes. If skin irritation persists, call a physician. Ingestion:  Clean mouth with water and drink afterwards plenty of water. Get medical attention if symptoms occur. Inhalation: Remove to fresh air.  If not breathing, give artificial respiration. Get medical attention if symptoms occur.  Physician: Treat symptomatically & supportively.  

5. FIRE FIGHTING: Info: Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH & full PPE. Irritating & toxic gases may be generated by thermal decomp/combustion. Runoff from fire control/dilution water may cause pollution. Extinguishing: Use dry chemical, CO2, water spray or alcohol resistant foam.  Haz:  Carbon, zinc, & nitrogen oxides, hydrogen chloride gas, hydrogen bromide gas. 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/Leaks: Clean up spills immediately, observing precautions in the Protective Equipment 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: Wear personal protective equipment/face protection. Do not get in eyes, on skin, or on clothing.  Ensure adequate ventilation. Avoid ingestion and inhalation. Avoid dust formation.  Storage:  Keep containers tightly closed in a dry, cool and well-ventilated place, Incompatible Materials. Strong oxidizing agents. 

8. EXPOSURE: This product does not contain hazardous materials with occupational exposure limits established by the region-specific regulatory bodies.

9. ENGINEERING MEASURES:  Ensure adequate ventilation, especially in confined areas. Ensure that eyewash stations and safety showers are close to the workstation location.

PPE: Eyes: Tight sealing safety goggles. Face protection shield.  Skin and body protection: Wear appropriate protective gloves and clothing to prevent skin exposure. 
Respiratory Protection: Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded of it irritation or other symptoms are experienced. 
Recommended Filter type: Particulates filter conforming to EN 143.
Hygiene Measures:  Handle in accordance with good industrial hygiene and safety practice.

9. PHYSICAL & CHEM: Appearance:  Dark Brown     Melting Pt: 233 C / 451. 4 F

10. STABILITY & REACTIVITY: Stability: Stable under recommended storage conditions. /None known, based on information available. Avoid: Incompatibles, products. Avoid dust formation. Excess heat. Incompatibilities: Strong oxidizing agents.  Haz Decomp: Nitrogen oxides (NOx), Carbon monoxide (CO), Carbon dioxide (CO2), Chlorine, Hydrogen gas can evolve when in contract with zinc. Heavy metal oxides, Thermal decomposition can lead to release of irritating gases and vapors, Hydrogen chloride gas Hazardous Polymerization:  Hazardous polymerization does not occur.
Hazardous Reactions:      None under normal processing. 

11. TOXICOLOGICAL INFO: RTECS#: unlisted.  Carcinogenicity: Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA. 

12. ECOLOGICAL INFO:  Do not empty into drains. May cause long-term adverse effects in the environment. Do not allow material to contaminate ground water system. Persistence and Degradability: based on information available. May persist. Bioaccumulation/Accumulation: No information available.  Mobility:  Will likely be mobile in the environment due to its water solubility.

13. DISPOSAL CONSIDERATIONS: Chemical waste generators must determine whether a discarded chemical is classified as a hazardous waste. Chemical waste generators must also consult local, regional and national hazardous waste regulations to ensure complete and accurate classification. 

14. TRANSPORT REGULATIONS:  Not regulated.

15. REGULATORY INFO: SARA 311/312: Should this product meet EPCRA 311/312 Tier reporting criteria at 40 CFR 370, refer to Section 2 of the SDS appropriate classifications.
4[[4-(dimethylamino)phenyl][4-(dimethyliminio)cyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-N,N-dimehtylanilinium bromide chloride  CAS# 7114-03-6	Rev. 7/1/07
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# 7114-03-6: No information available. 
Canada - DSL/NDSL None of the chemicals in this product are listed on the DSL or NDSL list. 
Canada - WHMIS This product has a WHMIS classification of D2B. 
Canadian Ingredient Disclosure List is not listed on the Canadian Ingredient Disclosure List. 
Exposure Limits (listed as zinc): OEL-ARAB Republic of Egypt: TWA 0.1 mg.

16. ADDITIONAL INFO: DUDLEY CORPORATION provides the information contained 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 product. 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 express or implied, including without limitation any 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.