Note: Ingredients listed on restricted chemical lists
EC/CAS
67-68-5
Name of the chemical
dimethyl sulphoxide
Concentration
>=90-<=100
EC/CAS
110-82-7
Name of the chemical
Cyclohexane
Concentration
>=1-<5
General Information
Version
6.9
Revision date
2025-01-07
Product name
Residual Solvent Class 2 - Cyclohexane, Unit- ed States Pharmacopeia (USP) Reference Standard
1.2.1 Relevant identified uses
Laboratory chemicals, Synthesis of substances
1.2.2. Uses advised against
The product is being supplied under the TSCA R&D Exemption
Emergency telephone
800-424-9300, +1-703- 527-3887
Icons in SDS
Company Information
company name
Sigma-Aldrich Inc
GHS Information
Signal word
Warning
Hazard Codes
Hazard statements (CLP)
H227, H412
Hazard statements
Code
Statements
H227
Combustible liquid
Section 2
SECTION 2: Hazards identification
(29 CFR 1910.1200) GHS classification in accordance with the
2.1 Classification of the substance or mixture
in accordance with the
Long term hazards
Category 3 aquatic hazard
Signal word
Warning
Hazard statements
H227 Combustible liquid. H412 Harmful to aquatic life with long lasting effects.
Prevention
P210 Keep away from heat/ sparks/ open flames/ hot surfaces. No smoking. P273 Avoid release to the environment. P280 Wear protective gloves/ eye protection/ face pro- tection.
Response
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.
Disposal
P501 Dispose of contents/ container to an approved waste disposal plant.
Other hazards
None known
