HYDRIDE TERMINATED POLYDIMETHYLSILOXANE

GELEST, INC

Revision date : 2026-05-19

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GHS09
Health risk rating 1
Safety risk rating 1
Environmental risk rating 5

Note: Ingredients listed on restricted chemical lists

EC/CAS

208-764-9/541-02-6

Name of the chemical

D5

Concentration

0.4 - 0.6

General Information

Version

2.0

Revision date

2026-05-19

Product name

HYDRIDE TERMINATED POLYDIMETHYLSILOXANE

Substance name

HYDRIDE TERMINATED POLYDIMETHYLSILOXANE

Product Synonyms

POLY(DIMETHYLSILOXANE), HYDRIDE TERMINATED

Chemical name

ORGANOHYDRIDOSILOXANE

CAS No.

70900-21-9

Emergency telephone

1-800-424-9300, +1 703-527-3887

Icons in SDS

GHS09 M004 M009 M010 M011 M017 T050

Company Information

company name

GELEST, INC

e-mail address of the competent person responsible for the Safety Data Sheet

CS-Gelest@m-chem.com

GHS Information

Signal word

Warning

Hazard Codes

Hazard statements (CLP)

H400, H410, H412

Hazard statements

Code

Statements

H400

Very toxic to aquatic life

Section 2

SECTION 2: Hazards identification

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

Adverse physicochemical, human health and environmental effects

No additional information available

Hazard pictograms

GHS09

Signal word

Warning

Hazard statements

H410 - Very toxic to aquatic life with long lasting effects.

Precautionary statements

P273 - Avoid release to the environment. P391 - Collect spillage. P501 - Dispose of contents/container to hazardous or special waste collection point, in accordance with local, regional, national and/or international regulation.

Contains

PBTvPvB substances ≥ 0.1% assessed in accordance with REACH Annex XIII Component Octamethylcyclotetrasiloxane (556-67-2) This substance meets the PBT criteria of REACH regulation, annex XIII This substance meets the vPvB criteria of REACH regulation, annex XIII Decamethylcyclopentasiloxane (541-02-6) This substance meets the PBT criteria of REACH regulation, annex XIII This substance meets the vPvB criteria of REACH regulation, annex XIII Component Decamethylcyclopentasiloxane (541-02-6) The substance is not included in the list established in accordance with Article 59(1) of REACH for having endocrine disrupting properties, or is not identified as having endocrine disrupting properties in accordance with the criteria set out in Commission Delegated Regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 Octamethylcyclotetrasiloxane (556-67-2) The substance is not included in the list established in accordance with Article 59(1) of REACH for having endocrine disrupting properties, or is not identified as having endocrine disrupting properties in accordance with the criteria set out in Commission Delegated Regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605

2.1 Classification of the substance or mixture

Classification according to Regulation (EC) No. 1272/2008 [CLP] Hazardous to the aquatic environment – Acute Hazard, Category 1 H400 Hazardous to the aquatic environment – Chronic Hazard, Category 3 H412 Full text of H- and EUH-statements: see section 16 Adverse physicochemical, human health and environmental effects No additional information available

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