Ammonium Sulphate
AMMONIUM SULPHATE
Schedule source MSC.539(107), Annex 9, Appendix 1, IMSBC Code Amendment 07-23 · pages 93, 94
Description
Brownish-grey to white crystals. Soluble in water. Free-flowing. Absorbs moisture. Moisture content 0.04% to 0.5%. Ammonia odour. Subject to natural loss in weight.
Hazard
Dust may cause skin and eye irritation. Harmful if swallowed. Even though this cargo is classified as non-hazardous, it may cause heavy corrosion of framing, side shell, bulkhead, etc., if sweating of cargo space occurs. 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
During loading, due consideration shall be given to minimize dust generation. Trim in accordance with the relevant provisions required under sections 4 and 5 of IMSBC 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
The cargo spaces carrying this cargo shall not be ventilated during the voyage.
Carriage
No special requirements.
Discharge
Ammonium sulphate is hygroscopic and may cake in overhangs, impairing safety during 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, the cargo spaces shall be thoroughly cleaned and washed out to remove all traces of the cargo and dried, except in the case that the cargo to be loaded subsequent to discharge is AMMONIUM SULPHATE.
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