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This Safety Data Sheet was issued by Merck Life Science UK Limited on 17 September 2022 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

Magnesium

by Merck Life Science UK Limited

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

Magnesium is supplied by Merck Life Science UK Limited under product code 723320. 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 17 September 2022. 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: 17 Sep 2022
Signal Word: DANGER
Product Code: 723320
CAS Number: 109-99-9

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

GHS08Health hazard

Hazard Statements (H-phrases)

H225: Highly flammable liquid and vapour.
H251: See full Safety Data Sheet for the hazard statement wording.
H302: Harmful if swallowed.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
H351: Suspected of causing cancer.
EUH018: In use may form flammable/explosive vapour-air mixture.
EUH019: May form explosive peroxides.

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 Magnesium issued by Merck Life Science Uk Limited on 17 September 2022 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 three levels: High, Medium and Low Risk, based on the hazard classifications in the SDS.

Hazard PreviewA snapshot of substance hazards and controls

Rating Before Controls

HIGH RISK

H351: Suspected of causing 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

H225: Highly flammable liquid and vapour

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

P242 Use only non-sparking tools.

P240 Ground/bond container and receiving equipment

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

P243 Take precautionary measures against static discharge

P235 Keep cool.

5 other controls in place

Rating Before Controls

HIGH RISK

H251: Self-heating; may catch fire

P235 + P410 Keep cool. Protect from sunlight

P407 Maintain air gap between stacks/pallets

P413 Store bulk masses greater than … kg/…lbs at temperatures not exceeding … °C/…°F

P420 Store away from other materials.

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

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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Magnesium

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