CHLOROSULFONIC ACID (with or without SO3)

UN Number: 1754

Also known as: ACIDE CHLOROSULFONIQUE (avec ou sans SO3), CHLOROSULFURIC ACID

Information on chemical

External resources

CAMEO Chemical Database
WISER Substance List

Description

UN number

1754

Physical chemical data

Physical State (20°C)

Liquid

Density (kg/m3)

1750 [Kg/m³] at a temperature of 20°C

Molar mass (g/mol)

116.53

Density of gas (kg/m3)

5.16

Boiling Point (°C)

155

Melting Point (°C)

-80

Vapour Pressure (Pa)

130 [Pa] at a temperature of 20°C

Behaviour at sea

Persistence (days)

0.8

Additional data

Colour	colourless to light yellow
Odour	sharp, choking odour
Standard behavior classification	D, SD

Transportation data

State	liquid
Temperature (°C)	ambient
Pressure (Pa)	under pressure

Reactivity data

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

GESAMP Hazard profile

Human toxicity threshold

ERPG-2 (ppm)	10
ERPG-3 (ppm)	30

Ecotoxicity

Incident reports

No incident reports available

Emergency Response Guidebook

Guide number: 137

See the guide or download the emergency response guidebook

At sea emergency guide

Emergency schedule: 8-03

STRONG CORROSIVE SUBSTANCES, NON-COMBUSTIBLE; STOWAGE "ON DECK ONLY".

Emergency procedures

Action

Turn ship off-wind.

Spillage on deck

Use of water on substance may cause violent reaction. Wash overboard with copious quantities of water from as far away as practicable.

Spillage under deck

Not applicable.

Fire on deck

If possible remove receptacles likely to be involved or keep them cool with water.

Fire under deck