MAGNESIUM NITRATE HEXAHYDRATE ACS
Safety Data Sheet
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  DUDLEY CORPORATION
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Effective Date: January 1, 2025
1. PRODUCT: Syn: Magnesium Nitrate 6-Hydrate; Magnesium (II) nitrate, hexahydrate; Nitric acid, magnesium salt, hexahydrate  CAS No.: 13446-18-9  EC-No: 233-826-7 Weight: 256.41. Formula: Mg(NO3)2*6H2O

2. HAZARDS: GHS: Not a hazardous substance. 2.3: Other Hazards: none

3 COMPOSITION / INFO:
Chemical 				   CAS No.		Percent		Hazardous	
Magnesium Nitrate 6 Hydrate ACS                              13446-18-9           90-100%                        No 

4. FIRST AID:  Eyes: Rinse immediately with plenty of water for 15 min. 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.  Physician: Treat symptomatically & supportively. 

5. FIRE FIGHTING: Info: Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH & full PPE.  Irritation & highly toxic gases may be generated by thermal decomp/combustion. Hazards: Nitrogen & Magnesium oxides Extinguishing: Use water spray, carbon dioxide, dry chemical powder, or alcohol-resistant foam.

6. ACCIDENTAL RELEASE:  Info:  Use proper PPE as indicated in Section 8. Spill/Leaks: Vacuum or sweep up material and place into a suitable disposal container.  Clean up spills immediately, observing precautions in the PPE section.  Avoid generating dusty conditions.  Provide ventilation. Do not let product enter drains. 
 
7. HANDLING & STORAGE: Handling:  Wash thoroughly after handling.  Use with adequate ventilation.  Minimize dust generation and accumulation.  Avoid contact with eyes, skin and clothing.  Avoid ingestion and inhalation.  Avoid prolonged or repeated exposure. Storage:  Store in a tightly closed container.  Store in a cool, dry, well-ventilated area away from combustible materials, heat, sparks, and open flame. Hygroscopic. 

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
Magnesium Nitrate 6 HYD ACS	                 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 regulation in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. 0.11mm thick nitrile Clothing: Wear appropriate protective clothing to prevent skin exposure.
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. Hygiene: Use general good industrial hygiene health safety and practice. 

9. PHYSICAL & CHEM: Appearance: White crystals. Odor: Odorless. Melting Pt: 89° C (192°F)
pH: 5-7 at 50g/l at 20° C (68°F) Boiling Point:330°C (626°F) Solubility: 420 g/l at 20°C (68°F) Density: 1.636 g/cm3  
  
  10. STABILITY & REACTIVITY: Stability: Stable under ordinary conditions of use and storage.   Avoid: Dust generation,                     exposure to air or moisture over prolonged periods, hygroscopic, excess heat and incompatibles.  Incompatibilities:                        Dimethylformamide, reducing agents, Strong acids, organic materials. Hazardous Decomp Product: see section 5

11. TOXICOLOGICAL INFO: RTECS; OM3756000	LD50/LC50: Draize Test, rabbit eyes:  500mg 24H mild
Draize Test, rabbit skin:  500mg 24H mild.    Oral, rat; LD50 5.440 mg/kg
Carcinogenicity:  Not in ACGIH, IARC, NIOSH, NTP, or OSHA. 
Epidemiology: Mild eye & skin irritation rabbit 24h	
Other: Stomach irregularities.

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. 
RCRA P-Series:  None listed. RCRA U-Series:  None listed.

14. TRANSPORT REGULATION:  DOT + IMDG:  Not dangerous goods.
			      IATA:	UN 1474, Magnesium nitrate, 5.1, III, P.I. 559
 
15. REGULATORY INFO: SARA 311/312: Chronic Health Hazard
SARA Section 302 Extremely Haz None of the chemicals in this product have a TPQ/RQ.
Section 313 No chemicals are reportable under Section 313.
  STATE CAS#13446-18-9: is not present on state lists from CA, MN, MA, FL. 
  PA & NJ Right to Know: Magnesium nitrate hexahydrate   CAS#13446-18-9
  California Prop.65: None of the chemicals are known to cause cancer, birth defects, or other reproductive harm.

EUROPEAN/INTERNATIONAL REGULATIONS European Labeling in Accordance with EC Directives
Hazardous Symbols:  O   WGK (Water Danger/Protection) CAS# 13446-18-9: Not available.
Canada – DSL/NDSL CAS#13446-18-9 is not listed on Canada’s DSL List / is not listed on Canada’s NDSL List
Canada – WHMIS:  Not available.  CAS#13446-18-9 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.