HYDROCHLORIC ACID solution

UN Number: 1789 - CAS Number: 7647-01-0

Also known as: ACIDE CHLORHYDRIQUE en solution, CHLOROHYDRIC ACID, Hydrochloric Acid Solutions (20%), Solutions D'Acide Chlorhydrique (20%)

Information on chemical

External resources

CAMEO Chemical Database
WISER Substance List

Description

UN number	1789
CAS number	7647-01-0
Formula	HCl

Physical chemical data

Physical State (20°C)

Liquid

Physical State (25°C)

Liquid

Density (kg/m3)

1190 [Kg/m³] at a temperature of 20°C

1098 [Kg/m³] at a temperature of 25°C

Kinematic viscosity (cSt)

1.2386 [cSt] at a temperature of 20°C

Molar mass (g/mol)

36.5

Density of gas (kg/m3)

1.677

Solubility (g/L)

10000000 [g/L] at a temperature of 20°C and salinity of 0‰

Boiling Point (°C)

Melting Point (°C)

-114

Vapour Pressure (Pa)

28000 [Pa] at a temperature of 20°C

Behaviour at sea

Additional data

Colour

colourless

Odour

sharp, irritating odour

MARPOL pollution category

Category	Description
Z	Noxious Liquid Substances which, if discharged into the sea from tank cleaning or deballasting operations, are deemed to present a minor hazard to either marine resources or human health and therefore justify less stringent restrictions on the quality and quantity of the discharge into the marine environment.

Standard behavior classification

Transportation data

Transport mode	Bulk,Packaged
Package group	II
State	liquid
Temperature (°C)	ambient
Pressure (Pa)	ambient
Family name	non oxid. min. acids

Reactivity data

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

GESAMP Hazard profile

Bioaccumulation in BCF (A1B)	0 - No measurable BCF
Bioaccumulation (A1)	0 - No potential to bioaccumulate
Acute aquatic toxicity (B1) (LC/EC/IC50 (mg/l))	1 - Practically non-toxic
Acute mammalian toxicity by swallowing (C1) (LD50 (mg/kg))	1 - Slight
Acute mammalian toxicity by skin penetration (C2) (LD50 (mg/kg))	1 - Slight
Acute mammalian toxicity by inhalation (C3) (LC50 (mg/l))	3 - Moderately high
Skin irritation/corrosivity (D1)	1 - Mildly irritating
Eye irritation/corrosivity (D2)	3 - Severely irritating, with irreversible corneal injury
Interference with coastal amenities (E2)	DE - Dissolver/Evaporator
Effects on wildlife and bottom habitats (E3)	3 - Is highly acutely toxic; and/or is severely irritant or corrosive to skin or eyes; and/or is carcinogenic, mutagenic or reprotoxic; and/or is a floater or persistent floater with associated health effects

Human toxicity threshold

IDHL

100

Hazard statements

Health

H314	Causes severe skin burns and eye damage.
H331	Toxic if inhaled.

Precautionary statements

General

P101	If medical advice is needed, have product container or label at hand.

Prevention

P261	Avoid breathing dust/fume/gas/mist/vapours/spray.
P280	Wear protective gloves/protective clothing/eye protection/face protection.

Response

P305 + P351 + P338	IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P314	Get medical advice/attention if you feel unwell.

Storage

P403 + P233	Store in a well-ventilated place. Keep container tightly closed.
P405	Store locked up.

ERPG-2 (ppm)

ERPG-3 (ppm)

150

	10 min	30 min	60 min	4 hrs	8 hrs
AEGL-1 (ppm)	1.8	1.8	1.8	1.8	1.8
AEGL-2 (ppm)	100	43	22	11	11
AEGL-3 (ppm)	620	210	100	26	26

Ecotoxicity

Incident reports

Year	Vessel	Location	Cargo type
2000	Julie.A	Harbour of Århus, Denmark	Bulk
2000	Martina	Öresund, West of Kullen, Sweden	Bulk

Emergency Response Guidebook

Guide number: 157

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

Not applicable.

Special equipment to be carried

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

Remarks by UN no.

CHLOROSULPHONIC ACID (UN No. 1754)
BORON TRIBROMIDE (UN No. 2692)
Very violent reaction with water; avoid water, if possible use soda ash to neutralize spillage.

Decision trees

Corrosive Toxic

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No decision trees available

No additional data