Note: Ingredients listed on restricted chemical lists
EC/CAS
64-18-6
Name of the chemical
Formic acid
Concentration
<=100
General Information
Version
9
Revision date
2026-03-09
Product name
Formic acid
Product Synonyms
Methanoic acid
CAS No.
64-18-6
Emergency telephone
800-424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Fisher Scientific Company
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H331
Hazard statements
Code
Statements
H331
Toxic if inhaled
Section 2
SECTION 2: Hazards identification
(29 CFR 1910.1200) Classification
Signal word
Danger Hazard Statements Flammable liquid and vapor May be corrosive to metals Harmful if swallowed Causes severe skin burns and eye damage Toxic if inhaled
Prevention
Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product Use only outdoors or in a well-ventilated area Do not breathe dust/fume/gas/mist/vapors/spray Wear protective gloves/protective clothing/eye protection/face protection Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking Keep container tightly closed Ground and bond container and receiving equipment Use explosion-proof electrical/ventilating/lighting equipment Use non-sparking tools Take action to prevent static discharges Keep only in original packaging Keep cool Wear respiratory protection
Response
Immediately call a POISON CENTER or doctor Inhalation IF INHALED: Remove person to fresh air and keep comfortable for breathing Immediately call a POISON CENTER or doctor Skin IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower Take off contaminated clothing and wash before reuse Eyes IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing Ingestion Rinse mouth Do NOT induce vomiting Fire In case of fire: Use CO2, dry chemical, or foam to extinguish Spills Absorb spillage to prevent material damage
Storage
Store in a well-ventilated place. Keep container tightly closed Store locked up Store in corrosive resistant polypropylene container with a resistant inliner Store in a dry place
Disposal
Dispose of contents/container to an approved waste disposal plant
2.3 Other hazards
Corrosive to the respiratory tract
2.1 Classification of the substance or mixture
This chemical is considered hazardous according to [US] OSHA (29 CFR 1910.1200, 2024) Flammable liquids Category 3 Corrosive to metals Category 1 Acute oral toxicity Category 4 Acute Inhalation Toxicity - Vapors Category 3 Skin Corrosion/Irritation Category 1 A Serious Eye Damage/Eye Irritation