Note: Ingredients listed on restricted chemical lists
EC/CAS
67-56-1
Name of the chemical
Methanol
Concentration
>=1-<=5
EC/CAS
108-10-1
Name of the chemical
4-methylpentan-2-one; isobutyl methyl ketone (MIBK)
Concentration
>=0.5-<=1.5
General Information
Version
7.2
Revision date
2025-12-24
Product name
Sodium ethoxide solution
1.2.1 Relevant identified uses
Laboratory chemicals, Synthesis of substances
Emergency telephone
800-424-9300, +1-703- 527-3887
Icons in SDS
Company Information
company name
Sigma-Aldrich Inc
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H225, H251, H302, H314, H351, H371, H412
Hazard statements
Code
Statements
H225
Highly Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
Long term hazards
Category 3 aquatic hazard
2.3 Other hazards
Reacts violently with water. Corrosive to the respiratory tract.
Signal word
Danger
Hazard statements
H225 Highly flammable liquid and vapour. H251 Self-heating: may catch fire. H302 Harmful if swallowed. H314 Causes severe skin burns and eye damage. H351 Suspected of causing cancer if inhaled. H371 May cause damage to organs (Eyes, Central nervous system). H412 Harmful to aquatic life with long lasting effects.
Supplemental label elements
Corrosive to the respiratory tract.
Prevention
P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P233 Keep container tightly closed. P235 Keep cool. P240 Ground and bond container and receiving equipment. P241 Use explosion-proof electrical/ ventilating/ lighting P242 Use non-sparking tools. P243 Take action to prevent static discharges. P260 Do not breathe mist or vapours. P264 Wash skin thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection.
Response
P301 + P312 + P330 IF SWALLOWED: Call a POISON CENTER/ doctor if you feel unwell. Rinse mouth. P301 + P330 + P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower. P304 + P340 + P310 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/ doctor. P305 + P351 + P338 + P310 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/ doctor. P308 + P311 IF exposed or concerned: Call a POISON CENTER/ doctor. P308 + P313 IF exposed or concerned: Get medical advice/ attention. P363 Wash contaminated clothing before reuse. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
Storage
P403 + P235 Store in a well-ventilated place. Keep cool. P405 Store locked up. P407 Maintain air gap between stacks or pallets. P410 Protect from sunlight. P420 Store separately.
Disposal
P501 Dispose of contents/ container to an approved waste disposal plant.
2.1 Classification of the substance or mixture
(29 CFR 1910.1200) Hazards for the product as supplied Flammable liquids : Category 2 Self-heating substances : Category 1 and mixtures Acute toxicity (Oral) : Category 4 Skin corrosion : Sub-category 1A Serious eye damage : Category 1 Carcinogenicity : Category 2 (Inhalation) Specific target organ : Category 2 (Eyes, Central nervous system) toxicity - single exposure Short-term (acute) : Category 3 aquatic hazard Long-term (chronic) : Category 3 aquatic hazard Other hazards Reacts violently with water. Corrosive to the respiratory tract.