General Information
Version
ALFAA13443
Revision date
2026-07-27
Product name
Potassium nitrate
Product Synonyms
Saltpeter.; Nitric acid potassium salt; Niter
CAS No.
7757-79-1
supplier name
Avocado Research Chemicals Ltd
Emergency telephone
001-201-796-7100, +32 14 57 52 99, 001-800-424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Avocado Research Chemicals Ltd
e-mail address of the competent person responsible for the Safety Data Sheet
begel.sdsdesk@thermofisher.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H272, H303
Hazard statements
Code
Statements
H272
May intensify fire; oxidiser
Section 2
SECTION 2: Hazards identification
Physical State
Appearance/Odor
Solid White Odorless Emergency Overview May intensify fire; oxidizer. Suspected of damaging fertility or the unborn child. Causes damage to organs. Causes damage to organs through prolonged or repeated exposure. May be harmful if swallowed. Classification of the substance or mixture Oxidizing solids Category 3 Acute Oral Toxicity Category 5 Reproductive Toxicity Category 2 Specific target organ toxicity - (single exposure) Category 1 Specific target organ toxicity - (repeated exposure) Category 1 Label Elements
Signal word
Danger Hazard Statements H272 - May intensify fire; oxidizer H303 - May be harmful if swallowed
Prevention
P210 - Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking P220 - Keep away from clothing and other combustible materials P221 - Take any precaution to avoid mixing with combustibles P270 - Do not eat, drink or smoke when using this product P280 - Wear protective gloves/protective clothing/eye protection/face protection
Response
P301 + P312 - IF SWALLOWED: Call a POISON CENTER or doctor if you feel unwell P370 + P378 - In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish
Storage
P403 - Store in a well-ventilated place
Disposal
P501 - Dispose of contents/ container to an approved waste disposal plant
Other physicochemical hazards
Oxidizing. Contact with combustible material may cause fire.
Health hazards
Suspected of damaging fertility or the unborn child. Causes damage to organs. Causes damage to organs through prolonged or repeated exposure. May be harmful if swallowed.
Environmental hazards
Contains no substances known to be hazardous to the environment or not degradable in waste water treatment plants. Will likely be mobile in the environment due to its water solubility. The product is water soluble, and may spread in water systems. Toxic to terrestrial vertebrates. This product does not contain any known or suspected endocrine disruptors.
2.1 Classification of the substance or mixture
Oxidizing solids Category 3 Acute Oral Toxicity Category 5 Reproductive Toxicity Category 2 Specific target organ toxicity - (single exposure) Category 1 Specific target organ toxicity - (repeated exposure)