CALCIUM CARBIDE

UN Number: 1402

Also known as: ACETHYLENOGEN, CALCIUM ACETYLIDE, CARBURE DE CALCIUM

Information on chemical

External resources

CAMEO Chemical Database
WISER Substance List

Description

UN number

1402

Physical chemical data

Physical State (20°C)

Solid

Density (kg/m3)

2220 [Kg/m³] at a temperature of 20°C

Molar mass (g/mol)

64.1

Melting Point (°C)

2300

Behaviour at sea

Additional data

Colour	grey to blue-black
Odour	garlic odour
Standard behavior classification	D,SD

Transportation data

Package group	II
State	solid
Temperature (°C)	ambient
Pressure (Pa)	ambient
IMO class	4.3

Reactivity data

Water	Yes
Acid(s)	Yes
Base(s)	No
Metal(s) and alloys	No
Oxidizing agents	No
Reducing agents	No
Combustibles	No
Organic substance	No

GESAMP Hazard profile

Human toxicity threshold

TEEL-1 (mg/m3)	30
TEEL-2 (mg/m3)	50
TEEL-3 (mg/m3)	250

Ecotoxicity

Incident reports

Year	Vessel	Location	Cargo type
19??	Stanislaw Dubois	Off Island Texel, Netherlands	Package

Emergency Response Guidebook

Guide number: 138

See the guide or download the emergency response guidebook

At sea emergency guide

Emergency schedule: 4.3-03

SUBSTANCES DANGEROUS WHEN WET, NON-COMBUSTIBLE.

Emergency procedures

Action

Avoid all sources of ignition (e.g. naked lights, unprotected light bulbs, electric handtools).

Spillage on deck

In dry conditions collect spillage and dispose of overboard in a safe manner; if wet wash overboard with copious quantities of water.

Spillage under deck

Provide adequate ventilation. Keep dry.
Collect spillage, where practicable and dispose of overboard in a safe manner.

Fire on deck

If possible remove receptacles likely to be involved.

Fire under deck

Batten down; use ship's fixed fire-fighting installation (not water).

Special equipment to be carried

Protective gloves and goggles.

Remarks by UN no.

FERROSILICON (UN No. 1408), with 30% or more but less than 90% silicon.
LITHIUM FERROSILICON (UN No. 2830).
Wear self-contained breathing apparatus when dealing with SPILLAGE or FIRE.

Decision trees

No decision trees available

No additional data