Potassium methoxide solution

Sigma-Aldrich Chemical Pvt Limited

Revision date : 2026-07-10

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GHS02 GHS06 GHS08 GHS05
Health risk rating 5
Safety risk rating 4
Environmental risk rating 1

Note: Ingredients listed on restricted chemical lists

EC/CAS

200-659-6/67-56-1

Name of the chemical

Methanol

Concentration

>=70-<90 603-001- >=10% 3-<10%

General Information

Version

7.2

Revision date

2026-07-10

Product name

Potassium methoxide solution

Icons in SDS

GHS02 GHS05 GHS06 GHS08 M004 M009 M010 M011 M017

Company Information

company name

Sigma-Aldrich Chemical Pvt Limited

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H225, H301, H301+H311+H331, H311, H314, H318, H331, H370

Hazard statements

Code

Statements

H225

Highly Flammable liquid and vapour

Section 2

SECTION 2: Hazards identification

Regulation (EC) No. 1272/2008 Classification of the substance or mixture

Signal word

Danger Danger

Hazard statements

H225 Highly flammable liquid and vapour. H301 + H311 + H331 Toxic if swallowed, in contact with skin or if inhaled. H314 Causes severe skin burns and eye damage. H370 Causes damage to organs (Eyes). H314 Causes severe skin burns and eye damage. H370 Causes damage to organs. H301 + H311 + H331 Toxic if swallowed, in contact with skin or if inhaled.

Supplemental label elements

EUH014 Reacts violently with water. EUH014 Reacts violently with water.

Precautionary statements

P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. 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. P305 + P351 + P338 + IF IN EYES: Rinse cautiously with water for several minutes. P310 Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/ doctor.

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. 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.

Hazardous Ingredients

Methanol potassium methylate Reduced Labelling (<= 125 ml)

2.3 Other hazards

This substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.

ECOLOGICAL INFORMATION

The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.

TOXICOLOGICAL INFORMATION

The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.

2.1 Classification of the substance or mixture

Classification (REGULATION (EC) No 1272/2008) Flammable liquids, Category 2 H225: Highly flammable liquid and vapour. Acute toxicity, Category 3 H301: Toxic if swallowed. Acute toxicity, Category 3 H331: Toxic if inhaled. Acute toxicity, Category 3 H311: Toxic in contact with skin. Skin corrosion, Sub-category 1B H314: Causes severe skin burns and eye damage. Serious eye damage, Category 1 H318: Causes serious eye damage. Specific target organ toxicity - H370: Causes damage to organs. single exposure, Category 1, Eyes

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