AMMONIUM OXALATE 1HY

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:  oxalic acid, ammonium salt 1HY CAS No.: 6009-70-7      E-C No.:238-135-4 Weight:  142.11g/mol 	                                   Formula: C2H8N2O4.H2O

2. HAZARDS ID: GHS: Acute toxicity, Oral (Category 4)		Eye irritation (Category 2A)
 Pictogram: 					
Signal Word:         	WARNING
HAZARD STATEMENT(S): H302 + H312: Harmful if swallowed, in contact with skin. H319: Causes serious eye irritation
PRECAUTIONARY STATEMENT(S) : P264: Wash skin thoroughly after handling. P270: Do not drink, eat, smoke, when using this product.	 P280: Wear protective gloves/eye & face protection.   P363: Wash contaminated clothes before reuse.
P301 + P312 + P330: If Swallowed: Call Poison Center or doctor/physician if you feel unwell, rinse mouth. 
P302+P352+P312: If on Skin: Wash with plenty of soap & water. Call Poison Center or doctor if you feel unwell.
P305 + P351 + P338: If in Eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P363: Wash contaminated clothing before reuse.  P501: Dispose of container to an approved waste disposal plant.

HMIS Classification: Health hazard  1, Flammability   0,  Physical hazards   0			
NFPA Rating: Health hazard  1, Fire     0, Reactivity hazard   0
2.3: Other Hazards: none

3. COMPOSITION: 
Chemical 			 CAS No.	 	Percent		
Ammonium Oxalate 1 HY	                  6009-70-7              90-100%                  

4. FIRST AID: Eyes: Rinse immediately with plenty of water. 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 and supportively. 

5. FIRE FIGHTING: Info: Wear a self-contained breathing apparatus in pressure-demand, NSHA/NIOSH & full PPE.  Irritating & highly toxic gases may be generated by thermal decomp/combustion.  Hazard: Carbon & nitrogen oxides Extinguishing: Water spray, dry chemicals carbon dioxide, or alcohol-resistant foam.

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. Do Not let product enter drains. 

7. HANDLING & STORAGE: Handling:  Avoid prolonged or repeated exposure.  Minimize dust generation and accumulation.  Avoid contact with eyes, skin, and clothing.  Avoid breathing dust.
Storage: Store in a cool, dry, well-ventilated area away from incompatible substances.  Oxalates slowly corrode steel.

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
Ammonium oxalate monohydrate 		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 like lab coats, apron or coveralls, to prevent skin exposure. 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 to colorless crystals. Odor:  Odorless Melting Pt:133°C (271˚F)	pH:  6-7 at14.2g/l at 25˚C(77˚F) Relative Density: 1.5g/cm3 Solubility: water: ca. 14.2g/l at 20°C

10. STABILITY & REACTIVITY: Stability: Stable under normal temp and pressures. Avoid:  Dust generation, excess heat.  Oxalates slowly corrode steel. Incompatibilities:  Strong oxidizing agents, strong acids.  Haz Decomp.:  See sect 5

11. TOXICOLOGICAL INFO:  Carcinogenicity: Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA
Other Studies: Cough, shortness of breath, headache, nausea, vomiting

12. ECOLOGICAL INFO:  EC50 Water Flea >33mg/l – 48h, ErC50 Green algae >78mg/l-72 h

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
Section 313 & 302 No chemicals are reportable under Section 313. 
STATE CAS# 6009-70-7can be found on the following state right to know list: PA, MA, or NJ. 
Pa Right to Know :Oxalic acid, ammonium salt monohydrate  CAS#6009-70-7 Rev.4/24/93
NJ Right to Know: Oxalic acid, ammonium salt monohydrate  CAS#6009-70-7 Rev.4/24/93
Mass Right to Know: Oxalic acid, ammonium salt monohydrate  CAS#6009-70-7 Rev.4/24/93
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:   XN – Harmful		WGK (Water Danger/Protection) CAS#6009-70-7:  1 
Canada - DSL/NDSLCAS# 6009-70-7 is not listed on Canada’s DSL List or NDSL List 
Canada – WHMIS:  This product has been classified in accordance with the hazard criteria of the CPR, and the SDS contains all the information required by the CPR.

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.