Note: Ingredients listed on restricted chemical lists
EC/CAS
67-68-5
Name of the chemical
dimethyl sulphoxide
Concentration
100%
General Information
Version
6.10
Revision date
2026-04-02
Product name
Dimethyl sulfoxide
Product Synonyms
DMSO
CAS No.
67-68-5
1.2.1 Relevant identified uses
For R&D use only. Not for pharmaceutical, household or other uses
Emergency telephone
+61 2 9037 2994
Icons in SDS
Company Information
company name
Merck Life Science Pty Ltd
e-mail address of the competent person responsible for the Safety Data Sheet
customersupport.anz@merckgroup.com
GHS Information
Signal word
Warning
Hazard Codes
Hazard statements (CLP)
H227
Hazard statements
Code
Statements
H227
Combustible liquid
Section 2
SECTION 2: Hazards identification
GHS Classification Flammable liquids Category 4
Hazard pictograms
None
Signal word
Warning
Hazard statements
H227 Combustible liquid.
Prevention
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.
Response
P370 + P378 In case of fire: Use dry sand, dry chemi- cal or alcohol-resistant foam to extinguish.
Storage
P403 Store in a well-ventilated place.
Disposal
P501 Dispose of contents/ container to an approved waste disposal plant.
Other hazards which do not result in classification
Rapidly absorbed through skin.
2.1 Classification of the substance or mixture
Flammable liquids
