1-PENTANESULFONIC ACID SODIUM SALT ANHYDROUS HPLC
Safety Data Sheet
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Effective Date: January 1, 2025
1. PRODUCT ID: Syn: n-Amylsulfonic Acid, sodium salt; Sodium Pentane-1sulfonate monohydrate
CAS No.: 22767-49-3 EC No: 245-208-4 Weight: 174.20g/mol  Formula: C5H11NaO3S

2. HAZARDS ID: GHS:  Not a hazardous substance or mixture.

HMIS: 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:
Chemical 			CAS No. 		Percent		Hazardous
1-Pentanesulfonic Acid Sodium	22767-49-3	   99%		     No

4. FIRST AID: Eyes: Rinse immediately 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. Notes to Physician: Treat symptomatically and supportively. 

5. FIRE FIGHTING: Info: Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH & full PPE. Water 
mist may be used to cool closed containers. Extinguishing: Use dry chemical, CO2, water spray or alcohol resistant foam.  
Hazards:  Carbon, sodium, Sulphur oxides.

6. ACCIDENTAL RELEASE: Info: Use proper PPE as indicated in Sec 8. Exercise appropriate precautions to minimize direct contact with skin or eyes and prevent inhalation of dust. Spills/Leaks: Prevent product from entering drains.  Sweep up and shovel into suitable containers for disposal. 

7. HANDLING & STORAGE: Keep in a tightly closed container, stored in a cool, dry, ventilated area. Protect against 
physical damage. Isolate from incompatible substances and sources of ignition. Do not breathe dust.  Avoid contact with 
eyes, skin and clothing.  Avoid prolonged or repeated exposure.

8. EXPOSURE: Safety shower and eye bath. Mechanical exhaust required.
Chemical 				ACGIH		NIOSH		OSHA – Final/Vacated PEL’s
1-Pentanesulfonic acid sodium salt		None listed	None listed	None listed

PPE: Eyes: Chemical Safety goggles. Skin: Compatible chemical-resistant gloves. Usual safety precautions while handling the product will provide adequate protection against this potential effect. Clothing:  Wear appropriate protective clothing to prevent skin exposure 0.11mm nitrile. Respirators: Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

9. PHYSICAL & CHEM: Appearance: White powder. Melting Pt: >300 deg. C. 

10. STABILITY & REACTIVITY: Stability: Stable under ordinary conditions of use and storage. Moisture sensitive.
Hazardous Decomposition Products: see section 5 Incompatibilities: Strong oxidizers.

11. TOXICOLOGICAL INFO: RTECS#: unlisted. LD50/LC50: Not available.
Carcinogenicity: Not listed by ACGIH, IARC, NTP, or CA Prop 65.

12. ECOLOGICAL INFO: No data.

13. DISPOSAL CONSIDERATONS: 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 as a hazardous material

15. REGULATORY INFO: SARA 311/312/313:  none
Section 302 (RQ) and Section 302 (TPQ): None of the chemicals in this product have an RQ or a TPQ.
STATE: CAS# 22767-49-3 is not present on state lists from CA, MN, MA, FL. 
PA & NJ Right to Know: Sodium pentane-1-sulphonate  CAS#22767-49-3
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
Hazard Symbols: XI  WGK (Water Danger/Protection): CAS# 22767-49-3:  No information found.   
Canada DSL/NDSL List: CAS# 22767-49-3 is listed on Canada’s DSL List.
Canada WHMIS: This product has a WHMIS classification of D2B. This product has been classified in accordance with the hazard criteria of the Controlled Products Regulations and the MSDS contains all of the information required by those regulations.

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.