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sodium nitrite 7632-00-0 MSDS

Section 1: Product Identification
   Chemical Name:       Sodium nitrite, 97+% (ACS)    
   CAS Registry Number:       7632-00-0    
   Formula:       NaNO2    
   EINECS Number:       231-555-9    
   Chemical Family:       inorganic compound    
   Synonym:       Nitrous acid, sodium salt    

Section 2: Composition and Information on Ingredients
   Ingredient       CAS Number       Percent       ACGIH (TWA)       OSHA (PEL)    
   Title compound       7632-00-0       100%       no data       no data    

Section 3: Hazards Identification
   Irritating to eyes, skin, and respiratory tract. Toxic by inhalation and if swallowed. May cause heritable genetic
   Emergency Overview:
   damage, harm to the unborn child, and impair fertility.
   Primary Routes of Exposure:       Ingestion, inhalation, skin, eyes.    
   Eye Contact:       Causes irritation, redness and pain.    
   Skin Contact:       Causes irritation, redness and pain. May be absorbed through the skin.    
   Inhalation:       Toxic. Causes irritation to the respiratory tract, and in large amounts, poisoning.    
   Toxic. Ingestion of as little as 1/2 ounce may cause nitrite poisoning including intense cyanosis, nausea,
   Ingestion:
   dizziness, vomiting, collapse, coma, and death.
   Irritating to eyes, skin, and respiratory tract. Toxic by inhalation and if swallowed. Nitrite poisoning may cause
   Acute Health Affects:       cyanosis, nausea, dizziness, vomiting, collapse, rapid heart beat, irregular breathing, coma, convulsions,    
   circulatory collapse and death. May cause harm to the unborn child.
   Chronic Health Affects:       May cause heritable genetic damage and impair fertility.    
   NTP:       No    
   IARC:       No    
   OSHA:       No    

SECTION 4: First Aid Measures
   Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need
   Eye Exposure:
   assistance in keeping their eye lids open. Get immediate medical attention.
   Wash the affected area immediately with water. Remove contaminated clothing if necessary. Seek medical
   Skin Exposure:
   assistance if irritation persists.
   Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty
   Inhalation:
   in breathing, coughing, wheezing, or pain. In such cases seek immediate medical assistance.
   Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce
   Ingestion:
   vomiting only if directed by medical personnel.

SECTION 5: Fire Fighting Measures
   Flash Point:       no data    
   Autoignition Temperature:       no data    
   Explosion Limits:       no data    
   Extinguishing Medium:       carbon dioxide or dry powder    
   If this product is involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure
   Special Fire Fighting Procedures:
   self- contained breathing apparatus and full protective clothing.
   Hazardous Combustion and       If involved in a fire, this material may emit toxic and corrosive fumes of nitrogen oxides.    
   Decomposion Products:
   Unusual Fire or Explosion Hazards: Metal nitrites are oxidizers. Contact with combustible materials can lead to fires and/or explosions.

SECTION 6: Accidental Release Measures
   Spill and Leak Procedures:       Do not mix spilled powder with any combustible materials. Sweep up the solid and dilute with water.    

SECTION 7: Handling and Storage
   Handling and Storage:       Store in a cool, dry place in a tightly sealed container.    

SECTION 8: Exposure Controls and Personal Protection
   Eye Protection:       Always wear approved safety glasses when handling a chemical substance in the laboratory.    
   Skin Protection:       Wear protective clothing and gloves. Consult with glove manufacturer to determine the proper type of glove.    
   Ventilation:       Handle the material in an efficient fume hood.    
   If ventilation is not available a respirator should be worn. The use of respirators requires a Respiratory
   Respirator:
   Protection Program to be in compliance with 29 CFR 1910.134.
   Ventilation:       Handle the material in an efficient fume hood.    
   Additional Protection:       No additional protection required.    

SECTION 9: Physical and Chemical Properties
   Color and Form:       white powder    
   Molecular Weight:       69    
   Melting Point:       271°    
   Boiling Point:       320°C dec.    
   Vapor Pressure:       not applicable    
   Specific Gravity:       2.168    
   Odor:       none    
   Solubility in Water:

SECTION 10: Stability and Reactivity
   Stability:       hygroscopic    
   Hazardous Polymerization:       No hazardous polymerization    
   Conditions to Avoid:       may burst into flame or explode in contact with organic matter in the presence of heat or friction.    
   ammonium salts, cellulose, cyanides, lithium, potassium plus ammonia, sodium thiosulfate, aminoguanide
   Incompatibility:
   salts, butadiene, reluctant.
   Decomposition Products:       nitrogen oxides and sodium oxide.    

SECTION 11: Toxicological Information
   Administration into the eye (rabbit); Standard Draize test: 500 mg/24H. Oral (human); TDLo: 14 mg/kg. Oral
   (human-man); LDLo: 321 mg/kg. Oral (human-man); TDLo: 1714 ug/kg/70M. Oral (human); LDLo: 71 mg/kg.
   RTECS Data:       Oral (human-child); LDLo: 22 mg/kg. Oral (rat); LD50: 180 mg/kg. Inhalation (rat); LC50: 5500 ug/m3/4H.    
   Subcutaneous (rat); LD50: 96600 ug/kg. Intravenous (rat); LD50: 65 mg/kg. Oral (rat); TDLo: 180 mg/kg/8D-I.
   Oral (rat); TDLo: 2190 gm/kg/2Y-C. Oral (rat); TDLo: 660 mg/kg. Oral (mouse): TDLo: 480mg/Kg.
   Carcinogenic Effects:       Data available    
   Mutagenic Effects:       Mutagen    
   Tetratogenic Effects:       Reproductive effector    

SECTION 12: Ecological Information
   Ecological Information:       Very toxic to aquatic organisms.    

SECTION 13: Disposal Considerations
   Disposal:       Dispose of according to local, state and federal regulations.    

SECTION 14: Transportation
   Shipping Name (CFR):       Sodium nitrite    
   Hazard Class (CFR):       5.1    
   Additional Hazard Class (CFR):       NA    
   Packaging Group (CFR):       III    
   UN ID Number (CFR):       UN# 1500    
   Shipping Name (IATA):       Sodium nitrite    
   Hazard Class (IATA):       5.1    
   Additional Hazard Class (IATA):       NA    
   Packaging Group (IATA):       III    
   UN ID Number (IATA):       UN# 1500    

SECTION 15: Regulatory Information
   TSCA:       Listed in the TSCA inventory.    
   SARA (Title 313):       Title compound regulated under Sec. 313.    
   Second Ingredient:       none    


SECTION 16 - ADDITIONAL INFORMATION
N/A

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