THIAZOLE ORANGE

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:  1-Methyl-4-[(3-methyl-2(3H)-benzothiazolylidene)methyl]quinolinium p-tosylate
	CAS No.: 107091-89-4	Weight:  476.61 g/mol 	Formula: C26H24N2O8S2

2. HAZARDS: GHS:  Skin irritation (Category 2)	Eye irritation (Category 2A)
		Specific target organ toxicity - single exposure (Category 3)
 Pictogram: 					
Signal Word:         WARNING
HAZARD STATEMENT:H319: Causes serious eye irritation. H315: Causes skin irritation H335: May cause respiratory irritation	
PRECAUTIONARY STATEMENT: P261: Avoid breathing dust/spray/ fume/gas/ mist/ vapors.
P264: wash skin thoroughly after handling     P271: Use only outdoors or in well-ventilated area.	P405: Store locked up.
P280: Wear protective gloves/eye & face protection	P302 + P352: If on skin gently wash with plenty of soap & water.
P304 + P340: If inhaled: remove to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338: If in Eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present & 
easy to do so. Continue Rinsing .	P312: Call Poison Center or doctor/physician if you feel unwell
P321: Specific treatment (see supplemental first aid instructions)
P332 + P313: If skin irritation occurs: consult physician   P337 + P313: If eye irritation occurs: consult physician
P362: Take off 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

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

3. COMPOSITION / INFO ON INGREDIENTS: 
Chemical 				CAS No.		Percent		Hazardous
Thiazole Orange				107091-89-4	100%		     No

4. FIRST AID:  Eyes: rinse immediately for 15 min. with plenty of water and seek medical advice. Skin:. Rinse with plenty of soap & water and seek medical advice. Ingestion: Do not induce vomiting without medical advice. Rinse with water. Consult physician. Inhalation: Move to fresh air.  Physician: Treat symptomatically and supportively. 

5. FIRE FIGHTING:  Info: wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved), & full protective gear. Irritating and highly toxic gases may be generated by thermal decomposition or combustion. Vapors may be heavier than air. They can spread along the ground and collect in low or confined areas. Special Hazards: Carbon, nitrogen, & sulphur oxides, Hydrogen iodide.	Extinguishing: Use water spray, dry chemical powder, or alcohol-resistant foam. Flash Pt: N/A Autoignition 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, then place into a suitable 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 in cool, dry, well-ventilated area away from incompatibles.  Light sensitive.

8. EXPOSURE: Use adequate ventilation to keep airborne concentrations low.  Safety shower and eye bath. Mechanical exhaust required.
Chemical     		   ACGIH                       NIOSH                  OSHA-Final / Vacated PELs 
Thiazole Orange		    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 chemical-resistant 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: NA Melting Pt: 270˚C (518˚F) 

10. STABILITY & REACTIVITY: Stability: Stable under normal temp/pressures. Avoid:  Light sensitive. Incompatibilities: Oxidizing agents. Haz Decomp: see section 5

11. TOXICOLOGICAL INFO: RTECS#: DL7061500. LD50/LC50: No data 

12. ECOLOGICAL INFO: No information 

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:  Acute Health Hazard Section 302 None of the chemicals in this product have a TPQ/RQ.  Section 313 No chemicals are reportable under Section 313. STATE is not present on state lists from CA, MN, MA, FL.  PA & NJ Right to Know:	Thiazole Orange  CAS#107091-89-4
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: Symbol of Danger: Xi; Indication of Danger: Irritant.

WGK (Water Danger/Protection) CAS# 905-97-5 
Canada - DSL/NDSL CAS# 905-97-5 is not listed on Canada’s DSL/NDSL List. 
Canada - WHMIS WHMIS: This product has been classified in accordance with the hazard criteria of the CPR, and the MSDS contains all the information required by the CPR. 
Canadian Ingredient Disclosure List: No data available. 

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.