Note: Ingredients listed on restricted chemical lists
EC/CAS
74-88-4
Name of the chemical
Methyliodid
Concentration
>95
General Information
Version
6
Revision date
2025-08-23
Product name
Iodomethane
Product Synonyms
Methyl iodide
CAS No.
74-88-4
supplier name
Fisher Scientific UK
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
Fisher Scientific UK
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)
H301+H311, H315, H330, H335, H351, H401, H412
Hazard statements
Code
Statements
H301+H311
Toxic if swallowed or in contact with skin
Section 2
SECTION 2: Hazards identification
Physical State
Appearance/Odor
Liquid Colorless pungent Characteristic Emergency Overview Fatal if inhaled. Toxic if swallowed. Toxic in contact with skin. Causes skin irritation. May cause respiratory irritation. Toxic to aquatic life. Harmful to aquatic life with long lasting effects. Suspected of causing cancer. Sensitivity to light. Moisture sensitive. Classification of the substance or mixture Acute Oral Toxicity Category 3 Acute Dermal Toxicity Category 3 Acute Inhalation Toxicity - Vapors Category 2 Skin Corrosion/Irritation Category 2 Carcinogenicity Category 2 Specific target organ toxicity - (single exposure) Category 3 Acute aquatic toxicity Category 2 Chronic aquatic toxicity Category 3 Label Elements
Signal word
Danger Hazard Statements H330 - Fatal if inhaled H315 - Causes skin irritation H335 - May cause respiratory irritation H401 - Toxic to aquatic life H412 - Harmful to aquatic life with long lasting effects H351 - Suspected of causing cancer H301 + H311 - Toxic if swallowed or in contact with skin
Prevention
P201 - Obtain special instructions before use P202 - Do not handle until all safety precautions have been read and understood P260 - Do not breathe dust/fume/gas/mist/vapors/spray P264 - Wash face, hands and any exposed skin thoroughly after handling P270 - Do not eat, drink or smoke when using this product P271 - Use only outdoors or in a well-ventilated area P280 - Wear eye protection/ face protection
Response
P301 + P310 - IF SWALLOWED: Immediately call a POISON CENTER or doctor 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 P311 - Call a POISON CENTER or doctor P330 - Rinse mouth P362 + P364 - Take off contaminated clothing and wash it before reuse
Storage
P403 + P233 - Store in a well-ventilated place. Keep container tightly closed P405 - Store locked up
Disposal
P501 - Dispose of contents/ container to an approved waste disposal plant
Other physicochemical hazards
None identified.
Health hazards
Fatal if inhaled. Toxic if swallowed. Toxic in contact with skin. Causes skin irritation. May cause respiratory irritation. Suspected of causing cancer.
Environmental hazards
Toxic to aquatic life. Harmful to aquatic life with long lasting effects. Will likely be mobile in the environment due to its volatility. The product contains volatile organic compounds (VOC) which will evaporate easily from all surfaces. Toxic to terrestrial vertebrates. This product does not contain any known or suspected endocrine disruptors.
2.1 Classification of the substance or mixture
Category 3 Acute Dermal Toxicity Category 3 Acute Inhalation Toxicity - Vapors Category 2 Skin Corrosion/Irritation Category 2 Carcinogenicity Category 2 Specific target organ toxicity - (single exposure) Category 3 Acute aquatic toxicity Category 2 Chronic aquatic toxicity Category 3