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This Safety Data Sheet was issued by BOC on 26 October 2023 under GHS/CLP. ISDSS syncs its database regularly to keep documents current.

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Can I use this SDS as my COSHH risk assessment?

No. An SDS provides the hazard information you need, but a COSHH assessment must consider how the substance is actually used in your workplace. The matching Chemical Risk Assessment (CRA) on this page is a starting point you should adapt to your own tasks and controls.

Safety Data SheetChemical Risk Assessment

Ethylene Oxide

by BOC

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

Ethylene Oxide is supplied by BOC under product code 000010021703. This page provides both the Safety Data Sheet (SDS) and the Chemical Risk Assessment (CRA) for this substance, under GHS/CLP regulations for UK workplace use under COSHH. The full SDS and CRA documents are available to download above.

This SDS was last revised on 26 October 2023. 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: GHS/CLP
Revision Date: 26 Oct 2023
Signal Word: DANGER
Product Code: 000010021703
CAS Number: 75-21-8

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

GHS01Explosive

GHS04Gas under pressure

GHS06Acute toxicity

GHS05Corrosive

GHS07Harmful / irritant

GHS08Health hazard

Hazard Statements (H-phrases)

H220: Extremely flammable gas.
H230: See full Safety Data Sheet for the hazard statement wording.
H280: Contains gas under pressure; may explode if heated.
H301: Toxic if swallowed.
H314: Causes severe skin burns and eye damage.
H318: Causes serious eye damage.
H331: Toxic if inhaled.
H335: May cause respiratory irritation.
H336: May cause drowsiness or dizziness.
H340: May cause genetic defects.
H350: May cause cancer.
H360FD: See full Safety Data Sheet for the hazard statement wording.
H372: Causes damage to organs through prolonged or repeated exposure.

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 Ethylene Oxide issued by Boc on 26 October 2023 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 Low Risk, based on the hazard classifications in the SDS.

Hazard PreviewA snapshot of substance hazards and controls

Rating Before Controls

HIGH RISK

H340: May cause genetic defects

P201 Obtain special instructions before use.

P202 Do not handle until all safety precautions have been read and un-derstood

P281 Use personal protective equipment as required

P501 Dispose of contents/container to correct disposal area.

P405 Store locked up.

P308 + P313 IF exposed or concerned: Get medical advice/attention.

Rating Before Controls

HIGH RISK

H350: May cause cancer

P201 Obtain special instructions before use

P202 Do not handle until all safety precautions have been read and un-derstood.

P281 Use personal protective equipment as required.

P501 Dispose of contents/container to correct disposal area.

P405 Store locked up

P308 + P313 IF exposed or concerned: Get medical advice/attention.

Rating Before Controls

HIGH RISK

H220: Extremely flammable gas

P381 Eliminate all ignition sources if safe to do so

P403 Store in a well-ventilated place

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

P377 Leaking gas fi re: Do not extinguish, unless leak can be stopped safely.

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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Ethylene Oxide

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