1-NAPHTHALENEACETIC ACID

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-Naphthylacetic acid, α-Naphthaleneacetic acid, NAA 	CAS No.: 86-87-3 E-C No.:201-705-8	
Weight:  186.21g/mol 	Formula: C12H10O2

2. HAZARDS: GHS Class: Acute toxicity, Oral (Cat 4) Serious Eye damage (Cat 1)	 Skin irritation (Cat 2) Acute Aquatic hazard (Cat 3) Chronic Aquatic Hazard (Cat 3) Specific target organ toxicity – single exposure (Cat 3) Respiratory System
 Pictogram: 					
Signal Word:         DANGER
HAZARD STATEMENT: H302: Harmful if swallowed H318: Causes serious eye damage. H412: Harmful to aquatic life with long lasting effects. 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. P270: Do not eat, drink or smoke when using this product. P271: Use only outdoors or in a well-ventilated area. P273 Avoid release to environment. P405: Store locked up. P280: Wear protective gloves/eye & face protection. P301 + P312 + P330: If Swallowed: Call a Poison center if you feel unwell. P302 + P352: If on Skin wash with plenty of soap and water. P304 + P340 + P312: If inhaled remove person to fresh air and keep comfortable for breathing. Call poison center if unwell. P305 + P351 + P338: If in Eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present & easy to do so. Continue rinsing. P310: Immediately Call Poison Center or doctor/physician. P332 + P313: If skin irritation occurs: Get medical advice / attention.  P362: Take off contaminated clothing and wash before reuse. P403 + P233: Store in a well-ventilated place. Keep container tightly closed. P405: store locked up. 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		
1-Naphthylacetic acid	                  86-87-3                     90-100%                  

4. FIRST AID: Eyes: Rinse 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.  Consult a physician. Physician: Treat symptomatically & supportively. 

5. FIRE FIGHTING: Info: Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH & full PPE. Irritating & highly toxic gases may be generated by thermal decomp/combustion. Hazards: Carbon oxides Extinguishing: Use water spray, dry chem, carbon dioxide, or alcohol-resistant foam. 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: Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions. Provide ventilation. 

7. HANDLING & STORAGE: Handling: Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and 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		OSHA - Final / Vacated PEL’s
1-Naphthalene Acetic Acid			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. Clothing: Wear appropriate protective clothing to minimize contact with skin. 
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 respirators when necessary. 

9. PHYSICAL & CHEM: Appearance: White to beige – light yellow powder Melting Pt: 129-131.5°C 

10. STABILITY & REACTIVITY: Stability: Stable at room temp. in closed containers under normal storage & handling. Avoid: light, dust generation, excess heat. Incompatibilities: Strong bases, oxidizing agents. Haz Decomp: see sec 5

11. TOXICOLOGICAL INFO: RTECS: QJ0875000 LD50/LC50:     Oral, rat:  LD50 = 1 gm/kg Skin, rabbit:  LD50 = >5 gm/kg Carcinogenicity: Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA. Other: Stomach irregularities.

12. ECOLOGICAL: Fate: Harmful to aquatic life. Toxicity: LC50-Rainbow trout28mg/l-96h EC50-Water Flea-180mg/l -48h

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:  Acute Health Hazard, 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#86-87-3 is not present on state lists from CA, MN, MA, FL. 
PA & NJ Right to Know:	1-Naphthylacetic acid  CAS#86-87-3
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 
Hazardous Symbols:   XN  WGK (Water Danger/Protection) CAS# 86-87-3:  No information available. 
Canada - DSL/NDSL CAS#86-87-3 is listed on Canada’s DSL List. 
Canada – WHMIS:  This product has a WHMIS classification of D2B
CAS# 86-87-3 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.