Note: Ingredients listed on restricted chemical lists
EC/CAS
203-497-4/107-51-7
Name of the chemical
Octamethyltrisiloxane
Concentration
octamethyltrisiloxane Included in the Candidate List of Subst...
General Information
Version
7.1
Revision date
2025-12-25
Product name
Poly(dimethylsiloxane)
CAS No.
107-51-7
REACH No
A
Emergency telephone
+44 (0)870 8200418
Icons in SDS
Company Information
company name
Merck Life Science UK Limited
e-mail address of the competent person responsible for the Safety Data Sheet
TechnicalService@merckgroup.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H226
Hazard statements
Code
Statements
H226
Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
Labelling according Regulation (EC) No 1272/2008 as amended by GB-CLP Classification of the substance or mixture
Signal word
Danger Danger
Hazard statements
H226 Flammable liquid and vapour. EUH441 Strongly accumulates in the environment and living organisms including in humans. EUH441 Strongly accumulates in the environment and living organisms including in humans.
Precautionary statements
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. P273 Avoid release to the environment. P391 Collect spillage. P501 Dispose of contents/ container to an approved waste disposal plant. P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P273 Avoid release to the environment. P391 Collect spillage. P501 Dispose of contents/ container to an approved waste disposal plant.
Supplemental label elements
none Reduced Labelling (<= 125 ml) none
Other hazards
This substance/mixture contains components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB)
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 according to Regulation (EC) No 1272/2008 as amended by GB-CLP Regulation, UK SI 2019/720, and UK SI 2020/1567 Flammable liquids, (Category 3) H226: Flammable liquid and vapour. Very persistent and very EUH441: Strongly accumulates in the bioaccumulative environment and living organisms including in humans.
