Note: Ingredients listed on restricted chemical lists
EC/CAS
67-56-1
Name of the chemical
Methanol
Concentration
>=80-<85
General Information
Version
6.10
Revision date
2026-07-08
Product name
Tetraethylammonium hydroxide solution
Emergency telephone
+82 -2-2185-1700, +82 2 2185
Icons in SDS
Company Information
company name
씨그마알드리치코리아(유)
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H225, H290, H301+H311+H331, H314, H318, H370, H372
Hazard statements
Code
Statements
H225
Highly Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
GHS Classification Flammable liquids Category 2 Corrosive to metals Category 1 Acute toxicity (Oral) Category 3 Acute toxicity (Inhalation) Category 3 Acute toxicity (Dermal) Category 3 Skin corrosion/irritation Category 1B Serious eye damage/eye irritation Category 1 Specific target organ tox- icity - single exposure Category 1 (Eyes, Central nervous system) Specific target organ tox- icity - repeated exposure (Dermal) Category 1 (thymus, Liver)
Signal word
Danger
Hazard statements
H225 Highly flammable liquid and vapour. H290 May be corrosive to metals. H301 + H311 + H331 Toxic if swallowed, in contact with skin or if inhaled. H314 Causes severe skin burns and eye damage. H318 Causes serious eye damage. H370 Causes damage to organs (Eyes, Central nervous system). H372 Causes damage to organs (thymus, Liver) through prolonged or repeated exposure in contact with skin.
Prevention
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P233 Keep container tightly closed. P234 Keep only in original packaging. P240 Ground and bond container and receiving equip- ment. P241 Use explosion-proof electrical/ ventilating/ light- ing equipment. 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 prod- uct. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection.
Response
P301 + P310 + P330 IF SWALLOWED: Immediately call a POISON CENTER/ doctor. 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. P304 + P340 + P310 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immedi- ately call a POISON CENTER/ doctor. P305 + P351 + P338 + P310 IF IN EYES: Rinse cau- tiously 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. P321 Specific Treatment (See SDS section 4). P361 + P364 Take off immediately all contaminated clothing and wash it before reuse. P370 + P378 In case of fire: Use dry sand, dry chemi- cal or alcohol-resistant foam to extinguish. P390 Absorb spillage to prevent material damage.
Storage
P403 + P233 Store in a well-ventilated place. Keep container tightly closed. P403 + P235 Store in a well-ventilated place. Keep cool. P405 Store locked up. P406 Store in corrosive resistant (decided by the manufacturer or authority) container, as this is a metal corrosive material.
Disposal
P501 Dispose of contents/ container according to waste-related laws
Other hazards which do not result in classification
No data available
2.1 Classification of the substance or mixture
Flammable liquids : Category 2 Corrosive to metals : Category 1 Acute toxicity (Oral) : Category 3 Acute toxicity (Inhalation) : Category 3 Acute toxicity (Dermal) : Category 3 Skin corrosion/irritation : Category 1B Serious eye damage/eye : Category 1 irritation Specific target organ tox- : Category 1 (Eyes, Central nervous system) icity - single exposure Specific target organ tox- : Category 1 (thymus, Liver) icity - repeated exposure (Dermal)