ERIOCHROME CYANINE R

Safety Data Sheet
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Effective Date: January 1, 2025
1. PRODUCT ID: Syn:  Eriochrome Cyanine R, Chromoxane cyanine R.	CAS No.: 3564-18-9 E-C No.:222-641-7	Weight:  536.39g/mol 	Formula: C23H15Na3O9S

2. HAZARDS ID: GHS:	None
2.3: Other Hazards: none

3. COMPOSITION / INFO: 
Chemical Name								         CAS No.	 Percent		
Trisodium hydrogen 3,3’-(3H-2,1-benzoxiathiol-3-ylidine)bis[6-oxido-5-methylbenzoate S,S-dioxide  	          3564-18-9             100%              

4. FIRST AID: Eyes: Rinse with plenty of water. Skin: Rinse with plenty of soap & water. Ingestion: Do not induce vomiting W/o medical advice. Rinse with water. Inhalation: Move to fresh air. Physician: Treat symptomatically & supportively. 

5. FIREFIGHTING: 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, Sulphur & sodium oxides. Extinguishing: use water spray, dry chemical, chemical foam, 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. Reduce airborne dust and prevent scattering by moistening with water. Clean up spills immediately, observing precautions in the Protective Equipment section. 

7. HANDLING & STORAGE: Handling: Was thoroughly after handling. Wash hands before eating. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. Storage: Store in a cool, dry place. Keep container closed when not in use.

8. EXPOSURE CONTROLS, PERSONAL PROTECTION: Controls: Use adequate general or local exhaust ventilation to keep airborne concentrations below the permissible exposure limits.
Chemical Name			ACGIH			NIOSH		OSHA Vacated PELs
Eriochrome cyanine R		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. 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 NIOSH or European Standard EN 149 approved respirator when necessary.

9. PHYSICAL & CHEM: Appearance: Red to red-brown – dark brown powder Solubility: Soluble in water 

10. STABILITY & REACTIVITY: Stability: Stable under normal temp/pressures. Avoid: Incompatibles, dusty conditions.
Incompatibilities: Strong oxidizing agents. Haz Decomp: See section 5

11. TOXICOLOGICAL INFO: RTECS#: unlisted	LD50/LC50: Not available
Carcinogenicity: Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA.

12. ECOLOGICAL INFO: No information 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.

14. TRANSPORT INFO: No information available.

15. REGULATORY INFO: SARA 311/312: None
Section 302 (RQ) & 302(TPQ) None of the chemicals in this product have an RQ or TPQ.
Section 313  No chemicals are reportable under Section 313.
State CAS# 3564-18-9 is not present on state lists from CA, MN, MA, FL. 
Pa & NJ Right to Know: Trisodium hydrogen 3,3’-(3H-2,1-benzoxiathiol-3-ylidine)bis[6-oxido-5-methylbenzoate S,S-dioxide  
CAS#3564-18-9
California Prop.65 components: 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# 3564-18-9: NO information available.
Canada- DSL/NDSL: CAS# 3564-18-9 is listed on Canada’s DSL List.
Canada WHMIS: Not available   Canadian 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.