Alumina Hydrate
ALUMINA HYDRATE
Schedule source MSC.539(107), Annex 9, Appendix 1, IMSBC Code Amendment 07-23 · pages 60, 61
Description
Alumina hydrate is a fine, moist, white (light coloured), odourless powder. Insoluble in water and organic liquids.
Hazard
This cargo may liquefy if shipped at a moisture content in excess of its transportable moisture limit (TML). See sections 7 and 8 of IMSBC Code. Alumina Hydrate dust is very abrasive and penetrating. Irritating to eyes, skin and mucous membranes. This cargo is non-combustible or has a low fire risk.
Stowage and Segregation
“Separated from” oxidizing materials.
Hold Cleanliness
Clean and dry as relevant to the hazards of the cargo.
Weather Precautions
When a cargo is carried in a ship other than a ship complying with the requirements in 7.3.2 of this Code, the following provisions shall be complied with: .1 the moisture content of the cargo shall be kept less than its TML during loading operations and the voyage; .2 unless expressly provided otherwise in this individual schedule, the cargo shall not be handled during precipitation; .3 unless expressly provided otherwise in this individual schedule, during handling of the cargo, all non-working hatches of the cargo spaces into which the cargo is loaded, or to be loaded, shall be closed; .4 the cargo may be handled during precipitation under the conditions stated in the procedures required in 4.3.3 of IMSBC Code; and .5 the cargo in a cargo space may be discharged during precipitation provided that the total amount of the cargo in the cargo space is to be discharged in the port.
Loading
Trim in accordance with the relevant provisions required under sections 4 and 5 of IMSBC Code.
Precautions
Bilge wells shall be clean, dry and covered as appropriate, to prevent ingress of the cargo. The bilge system of a cargo space to which this cargo is to be loaded shall be tested to ensure it is working. Appropriate precautions shall be taken to protect machinery and accommodation spaces from the dust 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
The appearance of the surface of this cargo shall be checked regularly during the voyage. If free water above the cargo or fluid state of the cargo is observed during the voyage, the master shall take appropriate actions to prevent cargo shifting and potential capsize of the ship, and give consideration to seeking emergency entry into a place of refuge.
Discharge
No special requirements.
Clean-up
The water used for the cleaning of the cargo spaces, after discharge of this cargo, shall not be pumped by the fixed bilge pumps. A portable pump shall be used, as necessary, to clear the cargo spaces of the water.
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