SUPERPHOSPHATE (triple, granular)
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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 - SUPERPHOSPHATE (triple, granular)

SUPERPHOSPHATE (triple, granular)

Description

Granular in form, dark grey colour and, depending on its source, can be dusty. Hygroscopic.

Characteristics

Physical properties
Size Angle of repose Bulk density (kg/m3) Stowage factor (m3/t)
2 mm to 4 mm Not applicable 813 to 909 1.10 to 1.23
Hazard classification
Class Subsidiary hazard(s) MHB Group
Not applicable Not applicable Not applicable C

Hazard

No special hazards.

This cargo is hygroscopic and will cake if wet.

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

Stowage and segregation

No special requirements.

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

Hold trimming plates and tank tops shall be lime-washed to prevent corrosion.

Ventilation

The cargo spaces carrying this cargo shall not be ventilated during voyage.

Carriage

Moisture from condensation, cargo heating or leaking hatchcovers may cause formation of phosphoric or phosphorous acid, which may cause corrosion to steelwork. After the completion of loading of this cargo, the hatches of the cargo spaces shall be sealed, as necessary. This cargo will decompose burlap or canvas cloth covering bilge wells.

Discharge

If this cargo has hardened, it shall be trimmed to avoid the formation of overhangs, as necessary.

Clean-up

After discharge of this cargo, particular attention shall be given to bilge wells of the cargo spaces.

Parent topic: Appendix 1 – Individual Schedules of Solid Bulk Cargoes
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