ACRIDINE ORANGE BASE 
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:   3,6-Bis(dimethylamino)acridine; Solvent Orange l5.  CAS No.: 494-38-2 Weight: 265.35
  	           Formula:  C17H19N3

2.HAZARDS ID: GHS Classification:  Not a hazardous substance
HMIS Classification: Health hazard: 0, Flammability: 0, Physical hazard: 0			              
NFPA Rating: Health hazard: 0, Fire: 0, Reactivity: 0

Potential Effects: Eyes:  May cause eye irritation. Skin: May cause skin irritation. May be harmful if absorbed through skin.  Ingestion:  May be harmful if swallowed.  Inhalation: May be harmful if inhaled.  May cause respiratory tract irritation
2.3: Other Hazards: none

3. COMPOSITION, INFO ON INGREDIENTS:
Chemical  		          	  CAS No.		     Percent	   Hazardous
Acridine Orange Base		  494-38-2                       75%	 	         No		 	

4. FIRST AID: Eyes: Flush eyes with plenty of water as a precaution.  Skin: If contact, flush skin with plenty of soap & water. Ingestion: If victim is conscious and alert, give water to rinse mouth. water. Do NOT induce vomiting. NEVER give anything by mouth to an unconscious person.  Inhalation: Remove to fresh air. If not breathing, give artificial respiration.   Physician: Treat symptomatically and supportively.

5. FIRE FIGHTING: Info: Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH, & full PPE. Extinguishing: Use water spray, dry chem, carbon dioxide, or alcohol-resistant foam.  Hazard:  Carbon & nitrogen oxides.

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 Protective Equipment section.  Provide ventilation. Avoid generating dusty conditions.

7. HANDLING & STORAGE: Handling: Wash thoroughly after handling.  Use with adequate ventilation.  Avoid contact with eyes, skin, & clothing.  Avoid ingestion and inhalation. Storage: Store in a tightly closed container.  Store in a cool, dry, well-ventilated area away from incompatibles.

8. EXPOSURE 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 			ACGIH		NIOSH		OSHA Final / Vacated PEL’s
 Acridine Orange Base		None listed	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 EN 166. Skin: Wear appropriate protective gloves to prevent skin exposure. 0.11mm nitrile Clothing:  Wear appropriate protective clothing 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 or European Standard En 149 respirator when necessary.

9. PHYSICAL & CHEM: Appearance:  Brown to orange-brown powder Melting Pt:  165° C (329° F)     

10. STABILITY & REACTIVITY: Stability:  Stable at room temp in closed containers under normal storage & handling conditions. Avoid:  Dust generation Incompatibilities:  Strong oxidizing agents  Haz Decomp:  see section 5

11. TOXICOLOGICAL INFO: RTECS:  CAS# 494-38-2:  AR7600000      LD50/LC50: CAS#494-38-2:  Not available.
Carcinogenicity: Not listed by ACGIH, NIOSH, NTP, or OSHA. IARC: Group 3 not classifiable as carcinogenicity to humans

12. ECOLOGICAL INFO: Environmental Fate & toxicity: No data available.

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 regulated

15. REGULATORY INFO:  SARA 311/312: Chronic health hazard
SARA Section 302 Extremely Hazardous Substances None of the chemicals in this product have a TPQ.
Section 313 No chemicals are reportable under Section 313. 
STATE CAS# 494-38-2 is not present on state lists from CA, MA, MN, FL,
Pennsylvania Right to Know Components:    Acridine orange base  CAS# 494-38-2.
New Jersey Right to Know Components:        Acridine orange base  CASE 494-38-2. 
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:   Not available. WGK (Water Danger/Protection) No information available. 
Canada - DSL/NDSLCAS#494-38-2 is not listed on Canada’s DSL List. 
Canada – WHMIS:  Not available. 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.