NIGROSIN, ALCOHOL SOLUBLE
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:  C.I. 50415, Solvent Black 5; Indulin Black; Lake Black Extra; Nigrosine SB;  Orient Spirit Black SB; Spirit Black SB  CAS No.: 11099-03-9 Weight:  250.68 Formula:  C12H10N2O2.HCl

2.HAZARDS ID: GHS Classification:  not a hazardous substance or mixture.

HMIS Classification: Health hazard  0, Flammability   0,  Physical hazards   0			
NFPA Rating: Health hazard  0, Fire     0, Reactivity hazard   0
2.3: Other Hazards: none

3. COMPOSITION, INFO ON INGREDIENTS:
Chemical  			CAS No.		Percent		Hazardous
Nigrosin Alcohol Soluble		11099-03-9	100%		No 		

4. FIRST AID: Eyes: Rinse with water.  Skin: Rinse with plenty of 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: Not fire/explosion hazard.  wear full PPE and NIOSH-approved self-contained breathing apparatus w/ face piece operated in pressure demand or positive pressure mode. Haz: Unknown Extinguishing:  Water spray, alcohol foam, dry chem, CO2. Flash Pt: N/A Autoignition Temp: N/A Explosion Limits: N/A

6. ACCIDENTAL RELEASE: Info:  Ventilate area of leak or spill.  Clean-up personnel may require respiratory protection from dust. Spills/Leaks:  Sweep up and containerize for reclamation or disposal.  Vacuuming or wet sweeping may be used to avoid dust dispersal.   

7. HANDLING & STORAGE: Handling: Do not breathe dust. Avoid contact with skin, eyes and clothing.  Keep container closed. Use with adequate ventilation.  Wash thoroughly after handling. Storage: Keep in tightly closed container, stored in a cool, dry, ventilated area.  Isolate from incompatible substances. Protect against physical damage.

8. EXPOSURE: Ensure adequate ventilation.
Chemical 			ACGIH		NIOSH		OSHA – Final/Vacated PEL’s
 Nigrosin, alcohol soluble		N/A		N/A		N/A 

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.  Clothing: Wear appropriate protective clothing to prevent skin exposure. Respirators:  For conditions of use where exposure to the dust is apparent a dust/mist respirator should be worn.  For emergencies, 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.                                                   

9. PHYSICAL & CHEM:  Appearance:  Solid   Odor: Odorless  

10. STABILITY & REACTIVITY: Stability:  Stable under ordinary temp/pressures. Avoid:  Incompatibles Incompatibilities:  Strong oxidizers Haz Decomp:  see section 5

11. TOXIC INFO:  RTECS: GE5800000 LD50/LC50: N/A Carcinogenicity: Not by ACGIH, IARC, NIOSH, NTP, or OSHA. 

12. ECOLOGICAL INFO: Not available

13. DISPOSAL CONSIDERATIONS: Whatever cannot be saved for reclamation may be delivered to an approved waste disposal facility. 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: none
CERCLA Hazardous Substances and corresponding RQs None of the chemicals in this material have an RQ. 
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 is not present on state lists from CA, MN, MA, FL. 
PA & NJ Right to Know:  C.I. Solvent black 5  CAS# 11099-03-9 	
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: No information available. WGK (Water Danger/Protection) CAS# 11099-03-9  
No information available. 
Canada - DSL/NDSL CAS# 11099-03-9 is not listed on Canada’s DSL List. 
Canada – WHMIS:  Not available. CAS# 11099-03-9 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.