Note: Ingredients listed on restricted chemical lists
EC/CAS
7732-18-5
Name of the chemical
Water, distilled, conductivity or of similar purity H2O
Concentration
57-60
General Information
Version
3
Revision date
2025-12-28
Product name
Monomethylamine solution app. 40%
Product Synonyms
Aqueous solution of methanamine; Monomethylamine in water.; Aminomethane in water
Emergency telephone
001-800-227-6701, +32 14 57 52 11, 001-201-796-7100, +32 14 57 52 99, 001-800-424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Thermo Fisher Scientific Chemicals, Inc
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H225, H314
Hazard statements
Code
Statements
H225
Highly Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
(29 CFR 1910.1200) Classification
Signal word
Danger
Hazard statements
Highly flammable liquid and vapor Causes severe skin burns and eye damage Toxic if swallowed or if inhaled
Prevention
Wear protective gloves/protective clothing/eye protection/face protection Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area Do not breathe dust/fume/gas/mist/vapors/spray Do not eat, drink or smoke when using this product 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 Take action to prevent static discharges Use non-sparking tools
Response
Immediately call a POISON CENTER or doctor Inhalation IF INHALED: Remove person to fresh air and keep comfortable for breathing Call a POISON CENTER or doctor Skin Immediately call a POISON CENTER or doctor 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 Immediately call a POISON CENTER or doctor/physician 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 IF SWALLOWED: Immediately call a POISON CENTER or doctor Fire In case of fire: Use CO2, dry chemical, or foam to extinguish
Storage
Store locked up Store in a well-ventilated place. Keep cool
Disposal
Dispose of contents/container to an approved waste disposal plant
2.3 Other hazards
None identified
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 2 Acute oral toxicity Category 4 Acute Inhalation Toxicity - Vapors Category 3 Skin Corrosion/Irritation Category 1 B Serious Eye Damage/Eye Irritation Category 1 Specific target organ toxicity (single exposure) Category 3 Target Organs - Respiratory system.
