Safety Data SheetChemical Risk Assessment

Trichlorosilane, 99%

Name: Trichlorosilane, 99%
Brand: GELEST, INC.

by GELEST, INC.

SDS · PDF, approx. 220 KB CRA · PDF, approx. 180 KB

Trichlorosilane, 99% is supplied by GELEST, INC. under product code SIT8155.0. This page provides both the Safety Data Sheet (SDS) and the Chemical Risk Assessment (CRA) for this substance, under OSHA regulations for UK workplace use under COSHH. The full SDS and CRA documents are available to download above.

This SDS was last revised on 20 May 2024. The matching CRA is updated in line with SDS revisions. Workplaces handling this substance should retain a current SDS and risk assessment for the duration of use.

Language: English
Regulation: OSHA
Revision Date: 20 May 2024
Signal Word: DANGER
Product Code: SIT8155.0
CAS Number: 10025-78-2

Switch between the Safety Data Sheet and the Chemical Risk Assessment for this substance.

Hazards at a GlanceFrom the Safety Data Sheet

Signal Word: DANGER

GHS02Flammable

GHS07Harmful / irritant

GHS05Corrosive

GHS08Health hazard

Hazard Statements (H-phrases)

H224: Extremely flammable liquid and vapour.
H260: In contact with water releases flammable gases which may ignite spontaneously.
H302: Harmful if swallowed.
H332: Harmful if inhaled.
H314: Causes severe skin burns and eye damage.
H318: Causes serious eye damage.
H371: May cause damage to organs.

Need the full hazard breakdown? Precautionary statements, first aid, physical properties and exposure controls are in the full SDS PDF.

Common QuestionsAbout this Safety Data Sheet

Chemical Risk Assessment SummaryFrom the Chemical Risk Assessment

Assessment Summary

This Chemical Risk Assessment is derived from the Safety Data Sheet for Trichlorosilane, 99% issued by Gelest, Inc. on 20 May 2024 It presents the substance's hazards organised by risk level, with the relevant regulatory statements and recommended controls for each. These hazards are rated across two levels: High and Medium Risk, based on the hazard classifications in the SDS.

Hazard PreviewA snapshot of substance hazards and controls

Rating Before Controls

HIGH RISK

H224: Extremely flammable liquid and vapour

P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P240 Ground/bond container and receiving equipment.

P241 Use explosion-proof electrical/ventilating/lighting/…/equipment.

P242 Use only non-sparking tools

P243 Take precautionary measures against static discharge.

P280 Wear protective gloves/protective clothing/eye protection/face protection.

5 other controls in place

Rating Before Controls

HIGH RISK

H260: In contact with water releases flammable gases which may ignite spontaneously

P280: Wear protective gloves/protective clothing/eye protection/face protection.

P223: Keep away from any possible contact with water, because of vio-lent reaction and possible fl ash fire.

P231 + P232 Handle under inert gas. Protect from moisture.

P402 + P404 Store in a dry place. Store in a closed container.

P501 Dispose of contents/container to correct disposal area.

P335 + P334 Brush off loose particles from skin. Immerse in cool water/wrap in wet bandages.

1 other control in place

Rating Before Controls

HIGH RISK

H314: Causes severe skin burns and eye damage

P260 Do not breathe dust/fume/gas/mist/vapours/spray.

P264 Wash skin thoroughly after handling.

P501 Dispose of contents/container to correct disposal area.

P405 Store locked up

P280: Wear protective gloves/protective clothing/eye protection/face protection.

P363 Wash contaminated clothing before reuse.

5 other controls in place

Note: This is a preview of the substance's hazards. A substance commonly carries more hazards. Download the full Chemical Risk Assessment for more information.

Recommended Control MeasuresKey PPE and handling controls

Need to download the Chemical Risk Assessment? The full CRA PDF includes all hazard classifications, regulatory statements and recommended controls.

Common QuestionsAbout this Risk Assessment

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Trichlorosilane, 99%

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