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Safety Data Sheet
according to Federal Register / Vol. 77, No. 58 / Monday, March 26, 2012 / Rules and Regulations Date of issue: 11/19/2004 Revision date: 09/12/2019 Supersedes: 02/13/2018 Version: 1.
09/12/2019 EN (English US) Page 1
SECTION 1: Identification
1.1. Identification
Product form : Substance
Substance name : Potassium Nitrate
CAS-No. : 7757 - 79 - 1
Product code : LC
Formula : KNO
Synonyms : niter / nitrate of potash / nitrate of potassium / nitre / nitric acid potassium salt / saltpeter / saltpetre / vicknite
1.2. Recommended use and restrictions on use
Use of the substance/mixture : For laboratory and manufacturing use only.
Recommended use : Laboratory chemicals
Restrictions on use : Not for food, drug or household use
1.3. Supplier
LabChem, Inc. Jackson's Pointe Commerce Park Building 1000, 1010 Jackson's Pointe Court Zelienople, PA 16063 - USA T 412-826-5230 - F 724-473- [email protected] - www.labchem.com
1.4. Emergency telephone number
Emergency number : CHEMTREC: 1- 800 - 424 - 9300 or +1- 703 - 741 - 5970
SECTION 2: Hazard(s) identification
2.1. Classification of the substance or mixture
GHS US classification
Oxidizing solids Category 3 H272 May intensify fire; oxidizer Skin corrosion/irritation Category 2 H315 Causes skin irritation Serious eye damage/eye irritation Category 2A H319 Causes serious eye irritation Specific target organ toxicity (single exposure) Category 3 H335 May cause respiratory irritation
Full text of H statements : see section 16
2.2. GHS Label elements, including precautionary statements
GHS US labeling
Hazard pictograms (GHS US) :
Signal word (GHS US) : Warning
Hazard statements (GHS US) : H272 - May intensify fire; oxidizer H315 - Causes skin irritation H319 - Causes serious eye irritation H335 - May cause respiratory irritation
Precautionary statements (GHS US) : P210 - Keep away from heat, hot surfaces, open flames, sparks. - No smoking. P220 - Keep/Store away from clothing, combustible materials P221 - Take any precaution to avoid mixing with combustibles P261 - Avoid breathing dust. P264 - Wash exposed skin thoroughly after handling. P271 - Use only outdoors or in a well-ventilated area. P280 - Wear eye protection, protective clothing, protective gloves, face protection. P302+P352 - IF ON SKIN: Wash with plenty of soap and water. P304+P340 - IF INHALED: Remove person to fresh air and keep comfortable for breathing. P305+P351+P338 - If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing P312 - Call a POISON CENTER or doctor/physician if you feel unwell. P332+P313 - If skin irritation occurs: Get medical advice/attention. P337+P313 - If eye irritation persists: Get medical advice/attention.
Safety Data Sheet
according to Federal Register / Vol. 77, No. 58 / Monday, March 26, 2012 / Rules and Regulations
P362 - Take off contaminated clothing and wash before reuse. P403+P233 - Store in a well-ventilated place. Keep container tightly closed. P405 - Store locked up. P501 - Dispose of contents/container to comply with local, state and federal regulations
2.3. Other hazards which do not result in classification Other hazards not contributing to the classification
: None.
2.4. Unknown acute toxicity (GHS US) Not applicable
SECTION 3: Composition/Information on ingredients
3.1. Substances Substance type : Mono-constituent
Name Product identifier % GHS US classification Potassium Nitrate (Main constituent)
(CAS-No.) 7757-79-1 100 Ox. Sol. 3, H Skin Irrit. 2, H Eye Irrit. 2A, H STOT SE 3, H Full text of hazard classes and H-statements : see section 16 3.2. Mixtures Not applicable
SECTION 4: First-aid measures
4.1. Description of first aid measures First-aid measures general : Check the vital functions. Unconscious: maintain adequate airway and respiration. Respiratory arrest: artificial respiration or oxygen. Cardiac arrest: perform resuscitation. Victim conscious with labored breathing: half-seated. Victim in shock: on his back with legs slightly raised. Vomiting: prevent asphyxia/aspiration pneumonia. Prevent cooling by covering the victim (no warming up). Keep watching the victim. Give psychological aid. Keep the victim calm, avoid physical strain. Depending on the victim's condition: doctor/hospital. Never give alcohol to drink. First-aid measures after inhalation : Remove the victim into fresh air. Respiratory problems: consult a doctor/medical service. First-aid measures after skin contact : Rinse with water. Soap may be used. Do not apply (chemical) neutralizing agents. Take victim to a doctor if irritation persists. First-aid measures after eye contact : Rinse with water. Remove contact lenses, if present and easy to do. Continue rinsing. Do not apply neutralizing agents. Take victim to an ophthalmologist if irritation persists. First-aid measures after ingestion : Rinse mouth with water. Immediately after ingestion: give lots of water to drink. Victim is fully conscious: immediately induce vomiting. Induce vomiting by giving a 0.9 % saline solution. Call Poison Information Centre (www.big.be/antigif.htm). Consult a doctor/medical service if you feel unwell. Ingestion of large quantities: immediately to hospital. Doctor: administration of chemical antidote.
4.2. Most important symptoms and effects (acute and delayed) Potential Adverse human health effects and symptoms
: Obstructs oxygen absorption. Practically non-toxic if swallowed (LD50 oral 2000/5000 mg/kg). Non-toxic in contact with skin (LD50 skin> 5000 mg/kg). Not irritant to skin. Slightly harmful by inhalation. Not irritant to eyes. Symptoms/effects after inhalation : AFTER INHALATION OF DUST: Dry/sore throat. Coughing. Symptoms/effects after skin contact : No effects known. Symptoms/effects after eye contact : No effects known. Symptoms/effects after ingestion : Gastrointestinal complaints. Vomiting. Nausea. Diarrhoea. AFTER ABSORPTION OF LARGE QUANTITIES: Blood in stool. Methemoglobinemia. FOLLOWING SYMPTOMS MAY APPEAR LATER: Blue/grey discoloration of the skin. Dizziness. Feeling of weakness. Disturbances of heart rate. Headache. Disturbances of consciousness. Chronic symptoms : No effects known.
4.3. Immediate medical attention and special treatment, if necessary No additional information available
SECTION 5: Fire-fighting measures
5.1. Suitable (and unsuitable) extinguishing media Suitable extinguishing media : Water. Quick-acting ABC powder extinguisher. Quick-acting CO2 extinguisher. Quantities of water.
Safety Data Sheet
according to Federal Register / Vol. 77, No. 58 / Monday, March 26, 2012 / Rules and Regulations
SECTION 8: Exposure controls/personal protection
8.1. Control parameters No additional information available
8.2. Appropriate engineering controls Appropriate engineering controls : Emergency eye wash fountains should be available in the immediate vicinity of any potential exposure.
8.3. Individual protection measures/Personal protective equipment
Personal protective equipment:
Gloves. Safety glasses. Dust production: dust mask with filter type P2.
Materials for protective clothing:
GIVE EXCELLENT RESISTANCE: nitrile rubber. GIVE GOOD RESISTANCE: butyl rubber. neoprene. rubber. GIVE POOR RESISTANCE: natural fibres
Hand protection:
Protective gloves against chemicals (EN 374)
Eye protection:
Safety glasses. In case of dust production: protective goggles
Skin and body protection:
Protective clothing
Respiratory protection:
Dust production: dust mask with filter type P
Personal protective equipment symbol(s):
Thermal hazard protection:
None necessary.
SECTION 9: Physical and chemical properties
9.1. Information on basic physical and chemical properties Physical state : Solid Appearance : Crystalline solid. Crystalline powder. Color : Colourless-white Odor : Odorless Odor threshold : No data available pH : 6 - 8 (5 %) Melting point : 334 °C Freezing point : No data available Boiling point : Not applicable Flash point : Not applicable (solid) Relative evaporation rate (butyl acetate=1) : No data available Flammability (solid, gas) : No data available Vapor pressure : No data available Relative vapor density at 20 °C : 3 Relative density : 2.
Safety Data Sheet
according to Federal Register / Vol. 77, No. 58 / Monday, March 26, 2012 / Rules and Regulations
Specific gravity / density : 2100 kg/m³ Molecular mass : 101.1 g/mol Solubility : Soluble in water. Soluble in glycerol. Water: 32 g/100ml Ethanol: 0.16 g/100ml Log Pow : -0.79 (Estimated value, KOWWIN) Auto-ignition temperature : Not applicable Decomposition temperature : 400 °C Viscosity, kinematic : No data available Viscosity, dynamic : No data available Explosion limits : No data available Explosive properties : No data available Oxidizing properties : May intensify fire; oxidiser.
9.2. Other information Minimum ignition energy : Not applicable SADT : Not applicable VOC content : Not applicable (inorganic) Other properties : Translucent.
SECTION 10: Stability and reactivity
10.1. Reactivity Violent to explosive reaction with many compounds e.g.: with organic material, with combustible materials, with (some) metals and their compounds and with (strong) reducers. Decomposes on exposure to temperature rise: release of oxygen.
10.2. Chemical stability Stable under normal conditions.
10.3. Possibility of hazardous reactions No additional information available
10.4. Conditions to avoid Direct sunlight. Heat. Incompatible materials. Open flame. Sparks.
10.5. Incompatible materials combustible materials. Strong reducing agents.
10.6. Hazardous decomposition products Nitrogen oxides. oxygen.
SECTION 11: Toxicological information
11.1. Information on toxicological effects Acute toxicity (oral) : Not classified Acute toxicity (dermal) : Not classified Acute toxicity (inhalation) : Not classified
Potassium Nitrate (7757- 79 - 1) LD50 oral rat > 2000 mg/kg body weight (OECD 425: Acute Oral Toxicity: Up-and-Down Procedure, Rat, Male / female, Read-across, Oral, 14 day(s)) LD50 dermal rat > 5000 mg/kg body weight (OECD 402: Acute Dermal Toxicity, 24 h, Rat, Male / female, Experimental value, Skin, 14 day(s)) LC50 inhalation rat (mg/l) > 0.527 mg/l (OECD 403: Acute Inhalation Toxicity, 4 h, Rat, Male / female, Experimental value, (maximum achievable concentration), Inhalation (dust), 14 day(s)) ATE US (oral) 3750 mg/kg body weight Skin corrosion/irritation : Causes skin irritation. pH: 6 - 8 (5 %) Serious eye damage/irritation : Causes serious eye irritation. pH: 6 - 8 (5 %) Respiratory or skin sensitization : Not classified Germ cell mutagenicity : Not classified
Safety Data Sheet
according to Federal Register / Vol. 77, No. 58 / Monday, March 26, 2012 / Rules and Regulations
SECTION 13: Disposal considerations
13.1. Disposal methods Waste disposal recommendations : Do not discharge into drains or the environment. Remove waste in accordance with local and/or national regulations. Hazardous waste shall not be mixed together with other waste. Different types of hazardous waste shall not be mixed together if this may entail a risk of pollution or create problems for the further management of the waste. Hazardous waste shall be managed responsibly. All entities that store, transport or handle hazardous waste shall take the necessary measures to prevent risks of pollution or damage to people or animals. Remove to an authorized dump (Class I). Precipitate/make insoluble. Additional information : Hazardous waste according to Directive 2008/98/EC, as amended by Regulation (EU) No 1357/2014 and Regulation (EU) No 2017/997.
SECTION 14: Transport information
Department of Transportation (DOT) In accordance with DOT
Transport document description : UN1486 Potassium nitrate, 5.1, III UN-No.(DOT) : UN Proper Shipping Name (DOT) : Potassium nitrate Packing group (DOT) : III - Minor Danger Hazard labels (DOT) : 5.1 - Oxidizer
DOT Packaging Non Bulk (49 CFR 173.xxx) : 213 DOT Packaging Bulk (49 CFR 173.xxx) : 240 DOT Special Provisions (49 CFR 172.102) : A1 - Single packaging are not permitted on passenger aircraft. A29 - Combination packaging consisting of outer expanded plastic boxes with inner plastic bags are not authorized for transportation by aircraft. IB8 - Authorized IBCs: Metal (11A, 11B, 11N, 21A, 21B, 21N, 31A, 31B and 31N); Rigid plastics (11H1, 11H2, 21H1, 21H2, 31H1 and 31H2); Composite (11HZ1, 11HZ2, 21HZ1, 21HZ2, 31HZ1 and 31HZ2); Fiberboard (11G); Wooden (11C, 11D and 11F); Flexible (13H1, 13H2, 13H3, 13H4, 13H5, 13L1, 13L2, 13L3, 13L4, 13M1 or 13M2). IP3 - Flexible IBCs must be sift-proof and water-resistant or must be fitted with a sift-proof and water-resistant liner. T1 - 1.5 178.274(d)(2) Normal............. 178.275(d)(2) TP33 - The portable tank instruction assigned for this substance applies for granular and powdered solids and for solids which are filled and discharged at temperatures above their melting point which are cooled and transported as a solid mass. Solid substances transported or offered for transport above their melting point are authorized for transportation in portable tanks conforming to the provisions of portable tank instruction T4 for solid substances of packing group III or T7 for solid substances of packing group II, unless a tank with more stringent requirements for minimum shell thickness, maximum allowable working pressure, pressure-relief devices or bottom outlets are assigned in which case the more stringent tank instruction and special provisions shall apply. Filling limits must be in accordance with portable tank special provision TP3. Solids meeting the definition of an elevated temperature material must be transported in accordance with the applicable requirements of this subchapter. W1 - This substance in a non friable prill or granule form is not subject to the requirements of this subchapter when tested in accordance with the UN Manual of Test and Criteria (IBR, see §171.7 of this subchapter) and is found to not meet the definition or criteria for inclusion in Division 5.1. DOT Packaging Exceptions (49 CFR 173.xxx) : 152 DOT Quantity Limitations Passenger aircraft/rail (49 CFR 173.27)
: 25 kg
DOT Quantity Limitations Cargo aircraft only ( CFR 175.75)
: 100 kg
DOT Vessel Stowage Location : A - The material may be stowed ‘‘on deck’’ or ‘‘under deck’’ on a cargo vessel and on a passenger vessel. Other information : No supplementary information available.
Safety Data Sheet
according to Federal Register / Vol. 77, No. 58 / Monday, March 26, 2012 / Rules and Regulations
SECTION 15: Regulatory information
15.1. US Federal regulations
Potassium Nitrate (7757-79-1) Listed on the United States TSCA (Toxic Substances Control Act) inventory SARA Section 311/312 Hazard Classes Physical hazard - Oxidizer (liquid, solid or gas) Health hazard - Serious eye damage or eye irritation Health hazard - Skin corrosion or Irritation Health hazard - Specific target organ toxicity (single or repeated exposure)
All components of this product are listed, or excluded from listing, on the United States Environmental Protection Agency Toxic Substances Control Act (TSCA) inventory
15.2. International regulations
CANADA
Potassium Nitrate (7757-79-1) Listed on the Canadian DSL (Domestic Substances List)
EU-Regulations No additional information available
National regulations No additional information available
15.3. US State regulations
California Proposition 65 - This product does not contain any substances known to the state of California to cause cancer, developmental and/or reproductive harm
SECTION 16: Other information
according to Federal Register / Vol. 77, No. 58 / Monday, March 26, 2012 / Rules and Regulations
Revision date : 09/12/
Full text of H-phrases: see section 16:
H272 May intensify fire; oxidizer H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation
NFPA health hazard : 0 - Materials that, under emergency conditions, would offer no hazard beyond that of ordinary combustible materials. NFPA fire hazard : 0 - Materials that will not burn under typical fire conditions, including intrinsically noncombustible materials such as concrete, stone, and sand. NFPA reactivity : 2 - Materials that readily undergo violent chemical change at elevated temperatures and pressures. NFPA specific hazard : OX - Materials that posses oxidizing properties.
