DI-(normal)-BUTYL AMINE

UN Number: 2248

Also known as: N-BUTYL-1-BUTANAMINE, DI-n-BUTYL AMINE, N-DIBUTYLAMINE, DNBA (T)

Information on chemical

External resources

CAMEO Chemical Database
WISER Substance List

Description

UN number

2248

Physical chemical data

Physical State (20°C)

Liquid

Density (kg/m3)

759 [Kg/m³] at a temperature of 20°C

Molar mass (g/mol)

129.25

Boiling Point (°C)

159

Vapour Pressure (Pa)

300 [Pa] at a temperature of 20°C

Lower explosivity limit (LEL) (volume %)

1.1

Behaviour at sea

Persistence (days)

1.6

Additional data

Colour	colourless
Odour	weak ammonia, fish odour
Standard behavior classification	D, FED, FE

Transportation data

Package group	II
State	liquid
Temperature (°C)	ambient
Pressure (Pa)	ambient

Reactivity data

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

GESAMP Hazard profile

Human toxicity threshold

TEEL-1 (mg/m3)	0.75 ppm
TEEL-2 (mg/m3)	5 ppm
TEEL-3 (mg/m3)	50 ppm

Ecotoxicity

Incident reports

No incident reports available

Emergency Response Guidebook

Guide number: 132

See the guide or download the emergency response guidebook

At sea emergency guide

Emergency schedule: 8-04

CORROSIVE SUBSTANCES, FLAMMABLE, FLASHPOINT 61°C Closed Cup OR BELOW.

Emergency procedures

Action

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

Spillage on deck

Wash overboard with copious quantities of water.

Spillage under deck

Collect spillage, where practicable, using absorbent material for liquids, for safe disposal.

Fire on deck

Use water spray.

Fire under deck

Batten down; use ship's fixed fire-fighting installation. Otherwise adopt action as for "On deck".

Special equipment to be carried

Protective clothing (gloves, boots, coveralls, headgear).
Self-contained breathing apparatus.
Spray nozzles.

Decision trees

No decision trees available

No additional data