Global Dry Bulk Network

Magnesium Nitrate UN 1474

MAGNESIUM NITRATE UN 1474

IMSBC GroupNot set
UN NumberUN 1474
Class5.1
Subsidiary HazardNot applicable
MHBB
Physical SizeNot applicable
Angle of ReposeNot applicable
Bulk Density (kg/m³)–
Stowage Factor (m³/t)–
Harmful to Marine EnvironmentNot set
Effective StatusExisting from MSC.539(107)
IMSBC Amendment07-23
Voluntary Application From2024-01-01
Mandatory From2025-01-01
Group not setClass 5.1MHB: BUN 1474Existing from MSC.539(107)
Cargo photo

Schedule source MSC.539(107), Annex 9, Appendix 1, IMSBC Code Amendment 07-23 · pages 306, 307

Description

White crystals, soluble in water. Hygroscopic.

Hazard

Although non-combustible by itself, mixtures with combustible material are easily ignited and may burn fiercely. This cargo is hygroscopic and will cake if wet.

Stowage and Segregation

“Separated from” foodstuffs.

Hold Cleanliness

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

Weather Precautions

No special requirements.

Loading

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

Precautions

The master and officers are to note that the ship’s fixed gas fire-fighting installation will be ineffective on fires involving this cargo and that applying copious amounts of water may be necessary.

Ventilation

No special requirements.

Carriage

No special requirements.

Discharge

Magnesium nitrate 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

No special requirements.

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