MAGNESIA (UNSLAKED)
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Statutory Documents - IMO Publications and Documents - International Codes - IMSBC Code – International Maritime Solid Bulk Cargoes Code – Resolution MSC.268(85) - Appendix 1 – Individual Schedules of Solid Bulk Cargoes - MAGNESIA (UNSLAKED)

MAGNESIA (UNSLAKED)

Characteristics

Physical properties
Size Angle of repose Bulk density (kg/m3) Stowage factor (m3/t)
Fines up to 90 mm Not applicable 1,250 0.80
Hazard classification
Class Subsidiary hazard(s) MHB Group
Not applicable Not applicable SH and/or CR B

Hazard

Combines with water to form magnesium hydroxide with an expansion in volume and a release of heat. May ignite materials with low ignition temperatures. Similar to LIME (UNSLAKED) but is less reactive. Corrosive to eyes and mucous membranes.

This cargo is non-combustible or has a low fire risk.

Stowage and segregation

"Separated from" all packaged dangerous goods and solid bulk cargoes in group B.

Hold cleanliness

Clean and dry as relevant to the hazards of the cargo.

Weather precautions

This cargo shall be kept as dry as practicable. This cargo shall not be handled during precipitation. During handling of this cargo, all non-working hatches of the cargo spaces into which this cargo is loaded, or to be loaded, shall be closed.

Loading

Trim in accordance with the relevant provisions required under sections 4 and 5 of this Code.

Precautions

Appropriate precautions shall be taken to protect machinery and accommodation spaces from the dust of the cargo. Bilge wells of the cargo spaces shall be protected from ingress of the cargo. Due consideration shall be given to protect equipment from the dust of the cargo. Persons who may be exposed to the dust of the cargo shall wear goggles or other equivalent dust eye-protection and dust filter masks. Those persons shall wear protective clothing, as necessary.

Ventilation

No special requirements.

Carriage

No special requirements.

Discharge

Do not discharge during precipitation.

Clean-up

No special requirements.

Emergency procedures

Special emergency equipment to be carried
Nil
Emergency procedures
Nil
Emergency action in the event of fire
Nil (non-combustible).

Do not use water.

Medical first aid
Refer to the Medical First Aid Guide (MFAG), as amended.
Parent topic: Appendix 1 – Individual Schedules of Solid Bulk Cargoes
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