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21 April 2015
Statement - Silicones industry says D4 & D5 are safe in their intended uses

SILICONES INDUSTRY SAYS D4 & D5 ARE SAFE IN THEIR INTENDED USES Brussels (21st April 2015) - The following statement can be attributed to the Global Silicones Council (GSC) further to the United Kingdom’s proposal to ... Read More
16 July 2014
Statement - Silicones industry says scientific evidence points to the safety of D4 and D5

INDUSTRY COMMITS TO WORKING CLOSELY WITH UK REGULATORS Brussels (16th July 2014) – The following statement can be attributed to the Global Silicones Council (GSC) following the United Kingdom’s (UK) recent registration of its intent to ... Read More

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Bioaccumulation
When an organism absorbs a chemical substance at a greater rate than by which it is eliminated.
Cyclomethicone
Cosmetic ingredient based on a mixture of siloxanes.
Decamethylcyclopentasiloxane
The long name for siloxane D5.
Degradation
The breakdown processes of a chemical substance in the environment.
Dodecamethylcyclohexasiloxane
The long name for siloxane D6.
Hydrolysis
Degradation of a substance through reaction with water.
Intermediate
A chemical substance that occurs temporarily during the manufacturing of a material.
PBT
Persistent, bioaccumulating and toxic substance.
Persistence
Resistance to environmental degradation.
Octamethylcyclotetrasiloxane
The long name for siloxane D4.
Volatile
Readily evaporates into the air.
Cyclotetrasiloxane
Long name for D4 when used as an ingredient in some personal care products.
Cyclopentasiloxane
Long name for D5 when used as an ingredient in some personal care or dry-cleaning products.
Cyclohexasiloxane
Long name for D6 when used as an ingredient in some personal care products.

Information about the silicone manufacturing industry and the Global Silicones Council View all terms

Environmental Risk Assessment of D5, by the UK Environment Agency
D5 | Download document
Quantitative weight of evidence analysis of the PBT and potential for long range transport of cyclic volatile methyl siloxanes
D4, D5, D6 | Read more | Download document
Screening Assessment of D4, by Enironment & Health Canada
D4 | Read more | Download document
Final environmental decision on D5, by Environment & Health Canada
D5 | Download document
Tissue-based risk assessment of cyclic volatile methyl siloxanes, by A. Redman et al., SETAC
D4, D5, D6 | Read more