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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Guidance on Safe Use

Guidance on Safe Use

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Administrative data

First-aid measures

These first-aid measures are valid for Magnesium as ingot form in Magnesium Alloy.
Inhalation(dust/fume): Remove from exposure to fresh air immediately. If respiratory problems develop, get medical
aid as soon as possible.
Skin(dust): Immediately wash skin with plenty of water for at least 20 minutes. Removed contaminated
clothing and wash before reuse.
Eye contact (dust/chips): Immediately flush eyes with plenty of water for at least 20 minutes, lifting lids occasionally.
An eyewash station should be available in the work area.
Ingestion: Get medical attention if patient is unwell. Never give anything by mouth to an unconscious person. Rinse mouth with water.

Most important symptoms and effects, both acute and delayed:
To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated.

Fire-fighting measures

Suitable extinguishing media
Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.

Special hazards arising from the substance or mixture:
Magnesium oxide

Precautions for fire-fighters:
Wear self contained breathing apparatus for fire fighting if necessary.

Accidental release measures

Personal protection:
Ingot Form: Standard PPE (glasses, gloves, steel toe shoe, hard hat as necessary). During smelting, high heat protection, aluminized gear, etc. must be used.

Environmental precaution:
Ingot Form: No significant environmental concerns in this form. Keep dry to avoid oxidation of product.
Machine Turnings: Magnesium reacts with acid to form hydrogen gas and irritating fume and heat. In the presence of water only, flammable hydrogen gas and heat will be generated.

Clean up procedure:
Always wear personal protection equipment. Recover dry product for recycling. In finely divided form reaction with water is exothermic and hydrogen gas will be produced, ammonia may also be produced. Spillage should be removed when dry and kept in a clean and dry container.
Container should be watertight but if water or moisture is present, ventilate container and store outside, in order to avoid any hydrogen accumulation.

Handling and storage

Precautions for safe handling:
Provide appropriate exhaust ventilation at places where dust is formed.Minimize dust generation and accumulation.
With dust or fines avoid contact with eyes, skin
and clothing. Avoid inhalation and ingestion. Do not allow contact with water.

Conditions for safe storage, including any incompatibilities:
Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
If exposed to moisture ingot products may develop oxidation or other cosmetic damage.
Machine turnings or fines may generate hydrogen and/or ammonia and heat when exposed to moisture.

Specific end uses:
no data available

Transport information

Land transport (UN RTDG/ADR/RID)

UN number:
1.Transport consideration
Not classified magnesium in Ingot Form: Magnesium Alloy. Non Hazard material.
Not to have met any hazard categories in ingot form.
Does not meet D.O.T. specified “50 percent magnesium in pellets turnings or ribbons.” per 49CFR 172.101. Other forms may be Hazard material.
1.1.Classification-Not classified as hazardous for transport.
1.2.ADR (Road)-Not subject to identification.
1.3.RID (Rail)-Not subject to identification.
Shipping information
Proper shipping name and description:
ADR/RID: Not dangerous goods
IMDG: Not dangerous goods
IATA: Not dangerous goods
Chemical name:
Magnesium in Magnesium Alloy Ingot
Language:
English
Labels:
Not subject to identification.
Special provisions / remarks
Remarks:
TSCA: CAS# 7439-95-4 is listed on the TSCA Inventory.
SARA HAZARD CATEGORY: This product has been reviewed according to the EPA “Hazard Categories” promulgated under Sections 311 and 312 of the Superfund Amendment and Reauthorization Act of 1986 (SARA Title III) and is considered, under applicable definitions, to meet the following categories:
Not to have met any hazard categories in ingot form.
In other forms, material should be evaluated for the following categories: Magnesium Metal CAS # 7439954: acute, flammable, reactive.

Inland waterway transport (UN RTDG/ADN(R))

UN number:
Not classified magnesium in Ingot Form: Magnesium Alloy. Non Hazard material.
Not to have met any hazard categories in ingot form.
Does not meet D.O.T. specified “50 percent magnesium in pellets turnings or ribbons.” per 49CFR 172.101. Other forms may be Hazard material.
Shipping information
Proper shipping name and description:
ADR/RID: Not dangerous goods
IMDG: Not dangerous goods
IATA: Not dangerous goods
Chemical name:
Magnesium in Magnesium Alloy Ingot
Language:
English
Labels:
Not subject to identification.
Special provisions / remarks
Remarks:
TSCA: CAS# 7439-95-4 is listed on the TSCA Inventory.
SARA HAZARD CATEGORY: This product has been reviewed according to the EPA “Hazard Categories” promulgated under Sections 311 and 312 of the Superfund Amendment and Reauthorization Act of 1986 (SARA Title III) and is considered, under applicable definitions, to meet the following categories:
Not to have met any hazard categories in ingot form.
In other forms, material should be evaluated for the following categories: Magnesium Metal CAS # 7439954: acute, flammable, reactive.

Marine transport (UN RTDG/IMDG)

UN number:
Not classified magnesium in Ingot Form: Magnesium Alloy. Non Hazard material.
Not to have met any hazard categories in ingot form.
Does not meet D.O.T. specified “50 percent magnesium in pellets turnings or ribbons.” per 49CFR 172.101. Other forms may be Hazard material.
Shipping information
Proper shipping name and description:
Not classified magnesium in Ingot Form: Magnesium Alloy. Non Hazard material.
Not to have met any hazard categories in ingot form.
Does not meet D.O.T. specified “50 percent magnesium in pellets turnings or ribbons.” per 49CFR 172.101. Other forms may be Hazard material.
Chemical name:
Magnesium in Magnesium Alloy Ingot
Labels:
Not subject to identification.
Special provisions / remarks
Remarks:
TSCA: CAS# 7439-95-4 is listed on the TSCA Inventory.
SARA HAZARD CATEGORY: This product has been reviewed according to the EPA “Hazard Categories” promulgated under Sections 311 and 312 of the Superfund Amendment and Reauthorization Act of 1986 (SARA Title III) and is considered, under applicable definitions, to meet the following categories:
Not to have met any hazard categories in ingot form.
In other forms, material should be evaluated for the following categories: Magnesium Metal CAS # 7439954: acute, flammable, reactive.

Air transport (UN RTDG/ICAO/IATA)

UN number:
Not classified magnesium in Ingot Form: Magnesium Alloy. Non Hazard material.
Not to have met any hazard categories in ingot form.
Does not meet D.O.T. specified “50 percent magnesium in pellets turnings or ribbons.” per 49CFR 172.101. Other forms may be Hazard material.
Shipping information
Proper shipping name and description:
Not subject to identification.
Chemical name:
Magnesium in Magnesium Alloy Ingot
Labels:
Not subject to identification.
Special provisions / remarks
Remarks:
TSCA: CAS# 7439-95-4 is listed on the TSCA Inventory.
SARA HAZARD CATEGORY: This product has been reviewed according to the EPA “Hazard Categories” promulgated under Sections 311 and 312 of the Superfund Amendment and Reauthorization Act of 1986 (SARA Title III) and is considered, under applicable definitions, to meet the following categories:
Not to have met any hazard categories in ingot form.
In other forms, material should be evaluated for the following categories: Magnesium Metal CAS # 7439954: acute, flammable, reactive.
SpecialProvisionsopen allclose all

Exposure controls / personal protection

Exposure controls
Appropriate engineering controls
General industrial hygiene practice.

Eye/face protection
Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).

Skin protection
Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique (without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices.
Wash and dry hands.The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it.

Body Protection
Choose body protection in relation to its type, to the concentration and amount of dangerous substances, and to the specific work-place., The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace.

Respiratory protection
Respiratory protection is not required. Where protection from nuisance levels of dusts are desired, use type N95 (US) or type P1 (EN 143) dust masks. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).

Occupational Exposure Limit
Type of limit other: ACGIH TLV as for nuisance dusts 10 mg/m3

Stability and reactivity

Stability and Reactivity
General:
Ingot Form: Stable. Will not react violently with moisture, but cosmetic changes, such as oxidation may occur. Molten State: Avoid contact with moisture.
An explosion could occur.
Machine Turnings: Product is highly hygroscopic, very reactive with water or moisture in finely divided state. Hydrogen, ammonia and heat may be produced.
Stable when dry.

Condition to avoid:
Incompatible materials, dust generation, contact with water and moisture.

Incompatibilities with other materials:
Water, acid and oxidizing agents.

Disposal considerations

General
Disposal should be in accordance with local and national legislation.

Safe disposal method:
Avoid contact with water. Magnesium products can be reclaimed by magnesium recyclers.

Contaminated packaging
Dispose of as unused product.