Safety Data Sheet - Sodium Nitrite

SECTION 1: Identification of the substance/mixture and of the company/undertaking

Chemical Name Sodium Nitrite

Product Form Substance

Catalogue No. AL4216

CAS Number 7632-00-0

EC Number 231-555-9

EC Index Number 007-001-00-1

Grade AR grade

HSN Code 28341010

Molecular Formula NaNO2

SECTION 1: Identification of the substance/mixture and of the company/undertaking

1.1 Product identifier

Chemical Name Sodium Nitrite

Catalogue No. AL4216

Product form Substance

CAS Number 7632-00-0

EC Number 231-555-9

Grade AR grade

EC Index Number 007-001-00-1

Chemical Formula NaNO2

HSN Code 28341010

Synonyms Nitrous acid, sodium salt; Sodium nitrite; Sodium nitrite, AR grade

Chemical Structure -

1.2 Relevant identified uses of the substance or mixture and uses advised against

Use of the substance/mixture Analytical reagent, food preservative, corrosion inhibitor

Uses advised against Not specified

1.3 Details of the supplier of the safety data sheet

Company identification Address:- 102, B wing, Savgan Heights, RTO Lane,Andheri (W), Mumbai-400 053Maharashtra, India.

1.4 Emergency Contact Details

Phone / e-Mail Phone : +91 22 26317055 Mobile : +91 9820385757 e-mail : info@alphachemika.co.in

SECTION 2: Hazards identification

2.1 Classification of the substance or mixture

Classification according to Regulation (EC) No 1272/2008 Ox. Liq. 3; Acute Tox. 3; Aquatic Acute 1

Classification source ECHA C&L Inventory via PubChem CID 23668193 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements

2.2 Label elements

Hazard pictograms Oxidizer, Acute Toxic, Environmental Hazard

Signal word Danger

Hazard statements H272: May intensify fire; oxidizer; H301: Toxic if swallowed; H400: Very toxic to aquatic life

2.3 Other hazards

Other hazards Oxidizer; may cause fire or explosion in contact with combustible materials.

SECTION 3: Composition/information on ingredients

3.1 Substance

Name Sodium Nitrite

CAS No. 7632-00-0

SECTION 4: First aid measures

4.1 Description of first aid measures

First-aid measures after inhalation Move to fresh air. If not breathing, give artificial respiration.

First-aid measures after skin contact IMMEDIATELY flood affected skin with water while removing and isolating all contaminated clothing. Gently wash all affected skin areas thoroughly with soap and water.

First-aid measures after eye contact First check the victim for contact lenses and remove if present. Flush victim's eyes with water or normal saline solution for 20 to 30 minutes while simultaneously calling a hospital or poison control center.

First-aid measures after ingestion Give patient 2 to 4 glasses of water and induce vomiting.

4.2 Most important symptoms and effects, both acute and delayed

Symptoms relating to use Symptoms of exposure may include headache, dizziness, nausea, and in severe cases, methemoglobinemia.

4.3 Indication of any immediate medical attention and special treatment needed

General information Treat symptomatically. Show this safety data sheet to the treating physician.

SECTION 5: Fire-fighting measures

5.1 Extinguishing media

Suitable extinguishing media Water spray, carbon dioxide, dry chemical powder, foam.

Unsuitable extinguishing media Not specified

5.2 Special hazards arising from the substance or mixture

Special procedures Evaporation at 20 °C is negligible; a harmful concentration of airborne particles can, however, be reached quickly.

5.3 Advice for firefighters

Protection during firefighting Do not enter fire area without proper protective equipment, including respiratory protection.

SECTION 6: Accidental release measures

6.1.1 For non-emergency personnel

Emergency procedures Evacuate area and ventilate. Wear appropriate protective equipment. Contain and collect spillage using inert material.

6.3 Methods and material for containment and cleaning up

Methods for cleaning up Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting.

6.4 Reference to other sections

Reference Not specified

SECTION 7: Handling and storage

7.1 Precautions for safe handling

Precautions for safe handling Handle with care, avoid contact with skin and eyes. Use appropriate personal protective equipment (PPE).

Hygiene measures Wash hands and other exposed areas with mild soap and water before eating, drinking or smoking and when leaving work.

7.2 Conditions for safe storage, including any incompatibilities

Storage conditions Separated from combustible substances, reducing agents and acids. Dry. Well closed.

SECTION 8: Exposure controls/personal protection

8.2 Exposure controls

Hand protection Protective gloves (e.g. nitrile rubber)

Eye protection Chemical safety goggles or safety glasses

Skin and body protection Wear suitable protective clothing

Respiratory protection Use a NIOSH-approved respirator if exposure limits are exceeded or if irritation occurs.

SECTION 9: Physical and chemical properties

9.1 Information on basic physical and chemical properties

Physical state Solid

Colour White to pale yellow

Odour Faintly sweet

Odour threshold No data available

pH value 9.0 (1% solution)

Relative evaporation rate (butylacetate=1) No data available

Melting point 271 °C

Freezing point No data available

Boiling point Decomposes at 608 °F

Flash point No data available

Auto-ignition temperature 538 °C

Decomposition temperature No data available

Flammability (solid, gas) Not flammable, but may enhance combustion of other materials

Vapour pressure No data available

Relative vapour density at 20°C No data available

Density 2.17

Solubility Sol in water; moderately sol in methanol; sparingly soluble in diethyl ether

Log Pow -3.7

Viscosity, kinematic No data available

Viscosity, dynamic No data available

Explosive properties Not explosive

Oxidising properties Oxidizer

Explosive limits No data available

SECTION 10: Stability and reactivity

10.1 Reactivity

Reactivity Sodium nitrite is stable under normal conditions but can react with strong acids and reducing agents.

10.2 Chemical stability

Chemical stability Very slowly oxidizes to nitrate in air.

10.3 Possibility of hazardous reactions

Possibility of hazardous reactions May explode on heating above 530 °C. Decomposes on contact with acids. This produces toxic fumes of nitrogen oxides. The substance is a strong oxidant.

10.4 Conditions to avoid

Conditions to avoid Avoid contact with incompatible materials and excessive heat.

10.5 Incompatible materials

Incompatible materials Strong acids, strong reducing agents, and combustible materials.

10.6 Hazardous decomposition products

Hazardous decomposition products When heated to decomposition it emits toxic fumes of nitrogen oxide and sodium oxide.

SECTION 11: Toxicological information

11.1 Information on toxicological effects

Acute toxicity LD50 Rabbit oral 186 mg/kg; LD50 Mouse oral 175 mg/kg; LD50 Mouse ip 158 mg/kg

Skin corrosion/irritation Not classified (based on available data)

Serious eye damage/irritation Not classified (based on available data)

Respiratory or skin sensitisation Not classified (based on available data)

Germ cell mutagenicity Not classified (based on available data)

Carcinogenicity Not classified (based on available data)

Specific target organ toxicity (single exposure) Not classified (based on available data)

Specific target organ toxicity (repeated exposure) Not classified (based on available data)

SECTION 12: Ecological information

12.1 Toxicity

Toxicity information Not specified

12.2 Persistence - degradability

Persistence - degradability Not specified

12.3 Bioaccumulative potential

Bioaccumulative potential Not specified

12.4 Mobility in soil

Mobility in soil Not specified

12.6 Other adverse effects

Environmental precautions Not specified

SECTION 13: Disposal considerations

13.1 Waste treatment methods

Additional Info Dispose of contents/container in accordance with local, regional, national and international regulations.

SECTION 14: Transport information

14.1 UN number

UN-No. (ADR) 1500

UN-No. (IMDG) 1500

UN-No. (IATA) 1500

UN-No. (ADN) 1500

UN-No. (RID) 1500

14.2 UN proper shipping name

Proper Shipping Name (ADR) Sodium nitrite

Proper Shipping Name (IMDG) Sodium nitrite

Proper Shipping Name (IATA) Sodium nitrite

Proper Shipping Name (ADN) Sodium nitrite

Proper Shipping Name (RID) Sodium nitrite

14.3 Transport hazard class(es)

Transport hazard class(es) 5.1 (6.1)

14.4 Packing group

Packing group (ADR) III

Packing group (IMDG) III

Packing group (IATA) III

Packing group (ADN) III

Packing group (RID) III

14.5 Environmental hazards

Dangerous for the environment Not specified

Marine pollutant Not specified

Other information No supplementary information available

SECTION 15: Regulatory information

15.1 Safety, health and environmental regulations/legislation specific for the substance or mixture

15.1.1 EU-Regulations Not specified

SECTION 16: Other Information

Disclaimer The information provided in this Safety Data Sheet is correct to the best of our knowledge, information and belief at the date of its publication. The information is designed only as a guidance for safe handling, use, processing, storage, transportation, disposal and release and is not to be considered a guarantee or quality specification. The information relates only to the specific material designated and may not be valid for such material used in combination with any other materials or in any process, unless specified in the text.