UN Number: 1504

Information on chemical

Information on chemical

External resources

CAMEO Chemical Database
WISER Substance List


UN number 1504

Physical chemical data

Physical State (20°C) Solid
Density (kg/m3)
2800 [Kg/m³] at a temperature of 20°C
Molar mass (g/mol) 78
Boiling Point (°C) 657
Melting Point (°C) 460

Behaviour at sea

Additional data

Colour pale yellow

Transportation data

State solid
Temperature (°C) ambiant
IMO class 5.1

Reactivity data

Water Yes
Metal(s) and alloys Yes (light metals)
Reducing agents Yes
Combustibles Yes

GESAMP Hazard profile

Human toxicity threshold

TEEL-1 (mg/m3) 10
TEEL-2 (mg/m3) 10
TEEL-3 (mg/m3) 10


Incident reports

Incident reports

Year Vessel Location Cargo type
1977 Burgenstein Sweden Package
Emergency Response Guidebook

Emergency Response Guidebook

Guide number: 144

See the guide or download the emergency response guidebook

At sea emergency guide

At sea emergency guide

No guides available

Decision trees

Decision trees

No decision trees available

No additional data

last modified 2023-01-30T09:29:24+00:00

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