SAFETY DATA SHEET Page : 1/12

Revised edition no : 1
Compilation date : 26 / 10 / 2018
Supersedes : 10 / 10 / 2017

Chlorine NOAL_0022
Country : SE / Language : EN

SECTION 1: Identification of the substance/mixture and of the company/undertaking

1.1. Product identifier

Trade name : Chlorine, Chlorine N25, Chlorine N28

SDS no : NOAL_0022
Chemical description : Chlorine
CAS-No. : 7782-50-5
EC-No. : 231-959-5
EC Index-No. : 017-001-00-7
Registration-No. : 01-2119486560-35
Chemical formula : Cl2

1.2. Relevant identified uses of the substance or mixture and uses advised against
Relevant identified uses : Industrial and professional. Perform risk assessment prior to use.
See the list of identified uses and exposure scenarios in the annex of the safety data sheet.
Contact supplier for more information on uses.
Uses advised against : Consumer use.

1.3. Details of the supplier of the safety data sheet

Company identification

AIR LIQUIDE GAS AB

Lundavägen 151
21209 Malmö - SWEDEN
T +46 40 38 10 00
eunordic-sds@airliquide.com

E-Mail address (competent person) : eunordic-sds@airliquide.com

1.4. Emergency telephone number

Emergency telephone number : 112

Availability
( 24 / 7 )

SECTION 2: Hazards identification

2.1. Classification of the substance or mixture

Classification according to Regulation (EC) No. 1272/2008 [CLP]

Physical hazards Oxidising Gases, Category 1 H270
Gases under pressure : Liquefied gas H280
Health hazards Acute toxicity (inhalation:gas) Category 2 H330
Skin corrosion/irritation, Category 2 H315
Serious eye damage/eye irritation, Category 2 H319
Specific target organ toxicity — Single exposure, H335
Category 3, Respiratory tract irritation
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Chlorine NOAL_0022
Country : SE / Language : EN

Environmental hazards Hazardous to the aquatic environment — Acute Hazard, H400 (M=100)
Category 1
Hazardous to the aquatic environment — Chronic H410
Hazard, Category 1

2.2. Label elements

Labelling according to Regulation (EC) No. 1272/2008 [CLP]

Hazard pictograms (CLP) :

GHS03 GHS04 GHS06 GHS09

Signal word (CLP) : Danger

Hazard statements (CLP) : H270 - May cause or intensify fire; oxidiser..
H280 - Contains gas under pressure; may explode if heated..
H315 - Causes skin irritation..
H319 - Causes serious eye irritation..
H330 - Fatal if inhaled..
H410 - Very toxic to aquatic life with long lasting effects..
EUH071 - Corrosive to the respiratory tract..
Precautionary statements (CLP)
- Prevention : P220 - Keep away from clothing and other combustible materials..
P260 - Do not breathe gas, vapours.
P273 - Avoid release to the environment..
P280 - Wear protective gloves, protective clothing, eye protection, face protection..
P244 - Keep valves and fittings free from oil and grease..
- Response : P370+P376 - In case of fire: stop leak if safe to do so..
P332+P313 - If skin irritation occurs: Get medical advice/attention..
P304+P340+P315 - IF INHALED : Remove person to fresh air and keep comfortable for
breathing. Get immediate medical advice / attention.
P305+P351+P338+P315 - IF IN EYES : Rinse cautiously with water for several minutes.
Remove contact lenses, if present and easy to do. Continue rinsing. Get immediate medical
advice / attention.
P302+P352 - IF ON SKIN: Wash with plenty of soap and water..
- Storage : P403 - Store in a well-ventilated place..
P405 - Store locked up..

2.3. Other hazards

: None.

SECTION 3: Composition/information on ingredients

3.1. Substances

Name Product identifier Composition Classification according to

[V-%]: Regulation (EC) No. 1272/2008 [CLP]
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Chlorine NOAL_0022
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Chlorine ​ 782-50-5
(CAS-No.)​ 7 100 Ox. Gas 1, H270
Press. Gas (Liq.), H280
Acute Tox. 2 (Inhalation:gas), H330
​ 31-959-5
(EC-No.)​ 2
Skin Irrit. 2, H315
Eye Irrit. 2, H319
​ 17-001-00-7
(EC Index-No.)​ 0 STOT SE 3, H335
Aquatic Acute 1, H400 (M=100)
​ 1-2119486560-35
(Registration-No.)​ 0 Aquatic Chronic 1, H410

Contains no other components or impurities which will influence the classification of the product.

3.2. Mixtures
: Not established.

SECTION 4: First aid measures

4.1. Description of first aid measures

- Inhalation : Remove victim to uncontaminated area wearing self contained breathing apparatus. Keep
victim warm and rested. Call a doctor. Perform cardiopulmonary resuscitation if breathing
stopped.
- Skin contact : Remove contaminated clothing. Drench affected area with water for at least 15 minutes.
In case of frostbite spray with water for at least 15 minutes. Apply a sterile dressing. Obtain
medical assistance.
- Eye contact : Immediately flush eyes thoroughly with water for at least 15 minutes.
- Ingestion : Ingestion is not considered a potential route of exposure.

4.2. Most important symptoms and effects, both acute and delayed
: May cause irritation to cornea (with temporary disturbance to vision).
May cause irritation to skin.
Material is destructive to tissue of the mucuous membranes and upper respiratory tract. Cough,
shortness of breath, headache, nausea.
Refer to section 11.

4.3. Indication of any immediate medical attention and special treatment needed

: Obtain medical assistance.

Treat with corticosteroid spray as soon as possible after inhalation.

SECTION 5: Firefighting measures

5.1. Extinguishing media

- Suitable extinguishing media : Water spray or fog.

Foam.
- Unsuitable extinguishing media : Do not use water jet to extinguish.

5.2. Special hazards arising from the substance or mixture

Specific hazards : Supports combustion.

Exposure to fire may cause containers to rupture/explode.
Hazardous combustion products : None that are more hazardous than the product itself.

5.3. Advice for firefighters

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Specific methods : Use fire control measures appropriate for the surrounding fire. Exposure to fire and heat
radiation may cause gas receptacles to rupture. Cool endangered receptacles with water spray
jet from a protected position. Prevent water used in emergency cases from entering sewers and
drainage systems.
If possible, stop flow of product.
Use water spray or fog to knock down fire fumes if possible.
Move containers away from the fire area if this can be done without risk.
Special protective equipment for fire fighters : Wear gas tight chemically protective clothing in combination with self contained breathing
apparatus.
Standard EN 943-2: Protective clothing against liquid and gaseous chemicals, aerosols and
solid particles. Gas-tight chemical protective suits for emergency teams.
Standard EN 137 - Self-contained open-circuit compressed air breathing apparatus with full
face mask.

SECTION 6: Accidental release measures

6.1. Personal precautions, protective equipment and emergency procedures

: Try to stop release.

Evacuate area.
Monitor concentration of released product.
Wear self-contained breathing apparatus when entering area unless atmosphere is proved to
be safe.
Eliminate ignition sources.
Ensure adequate air ventilation.
Prevent from entering sewers, basements and workpits, or any place where its accumulation
can be dangerous.
Act in accordance with local emergency plan.
Stay upwind.

6.2. Environmental precautions

: Try to stop release.

Reduce vapour with fog or fine water spray.

6.3. Methods and material for containment and cleaning up

: Hose down area with water.

Keep area evacuated and free from ignition sources until any spilled liquid has evaporated
(ground free from frost).
Wash contaminated equipment or sites of leaks with copious quantities of water.

6.4. Reference to other sections

: See also sections 8 and 13.

SECTION 7: Handling and storage

7.1. Precautions for safe handling

Safe use of the product : The product must be handled in accordance with good industrial hygiene and safety
procedures.
Only experienced and properly instructed persons should handle gases under pressure.
Consider pressure relief device(s) in gas installations.
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Ensure the complete gas system was (or is regularily) checked for leaks before use.
Do not smoke while handling product.
Avoid exposure, obtain special instructions before use.
Avoid contact with aluminium.
Keep equipment free from oil and grease.
Use no oil or grease.
Use only properly specified equipment which is suitable for this product, its supply pressure and
temperature. Contact your gas supplier if in doubt.
Installation of a cross purge assembly between the cylinder and the regulator is recommended.
Purge system with dry inert gas (e.g. helium or nitrogen) before gas is introduced and when
system is placed out of service.
Avoid suck back of water, acid and alkalis.
Do not breathe gas.
Avoid release of product into atmosphere.
Safe handling of the gas receptacle : Refer to supplier's container handling instructions.
Do not allow backfeed into the container.
Protect cylinders from physical damage; do not drag, roll, slide or drop.
When moving cylinders, even for short distances, use a cart (trolley, hand truck, etc.) designed
to transport cylinders.
Leave valve protection caps in place until the container has been secured against either a wall
or bench or placed in a container stand and is ready for use.
If user experiences any difficulty operating cylinder valve discontinue use and contact supplier.
Never attempt to repair or modify container valves or safety relief devices.
Damaged valves should be reported immediately to the supplier.
Keep container valve outlets clean and free from contaminants particularly oil and water.
Replace valve outlet caps or plugs and container caps where supplied as soon as container is
disconnected from equipment.
Close container valve after each use and when empty, even if still connected to equipment.
Never attempt to transfer gases from one cylinder/container to another.
Never use direct flame or electrical heating devices to raise the pressure of a container.
Do not remove or deface labels provided by the supplier for the identification of the cylinder
contents.
Suck back of water into the container must be prevented.
Open valve slowly to avoid pressure shock.

7.2. Conditions for safe storage, including any incompatibilities

: Observe all regulations and local requirements regarding storage of containers.

Containers should not be stored in conditions likely to encourage corrosion.
Container valve guards or caps should be in place.
Containers should be stored in the vertical position and properly secured to prevent them from
falling over.
Stored containers should be periodically checked for general condition and leakage.
Keep container below 50°C in a well ventilated place.
Segregate from flammable gases and other flammable materials in store.
Store containers in location free from fire risk and away from sources of heat and ignition.
Keep away from combustible materials.

7.3. Specific end use(s)

: None.

SECTION 8: Exposure controls/personal protection

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8.1. Control parameters

Chlorine (7782-50-5)
OEL : Occupational Exposure Limits
EU STEL IOELV (EU) 15 min [mg/m³] 1.5 mg/m³
STEL IOELV (EU) 15 min [ppm] 0.5 ppm
Sweden STEL (SV) OEL 15min [mg/m³] 1.5 mg/m³
STEL (SV) OEL 15min [ppm] 0.5 ppm

Chlorine (7782-50-5)
DNEL: Derived no effect level (Workers)
Acute - local effects, inhalation 1.5 mg/m³
Acute - systemic effects, inhalation 1.5 mg/m³
Long-term - local effects, inhalation 0.75 mg/m³
Long-term - systemic effects, inhalation 0.75 mg/m³

Chlorine (7782-50-5)
PNEC: Predicted no effect concentration
Aqua (freshwater) 0.00021 mg/l
Aqua (marine water) 0.000042 mg/l
Aquatic, intermittent releases 0.00026 mg/l
Micro-organisms in sewage treatment plant (STP) 0.03 mg/l

8.2. Exposure controls

8.2.1. Appropriate engineering controls

: Product to be handled in a closed system and under strictly controlled conditions.
Provide adequate general and local exhaust ventilation.
Preferably use permanent leak-tight installations (e.g. welded pipes).
Systems under pressure should be regularily checked for leakages.
Ensure exposure is below occupational exposure limits (where available).
Gas detectors should be used when toxic gases may be released.
Consider the use of a work permit system e.g. for maintenance activities.
8.2.2. Individual protection measures, e.g. personal protective equipment
: A risk assessment should be conducted and documented in each work area to assess the risks
related to the use of the product and to select the PPE that matches the relevant risk. The
following recommendations should be considered:
PPE compliant to the recommended EN/ISO standards should be selected.

• Eye/face protection : Wear goggles and a face shield when transfilling or breaking transfer connections.
Standard EN 166 - Personal eye-protection - specifications.
Provide readily accessible eye wash stations and safety showers.

• Skin protection
- Hand protection : Wear working gloves when handling gas containers.
Standard EN 388 - Protective gloves against mechanical risk.
Wear cold insulating gloves when transfilling or breaking transfer connections.
Standard EN 511 - Cold insulating gloves.
Wear chemically resistant protective gloves.
Standard EN 374 - Protective gloves against chemicals.
Permeation time: minimum >30min short term exposure: material / thickness Chloroprene
rubber (Neoprene®) (CR) / 0.4 [mm].
Permeation time: minimum >480min long term exposure : material / thickness Fluoroelastomer
(Viton®) (FKM) / 0.7 [mm].
Consult glove manufacturer´s product information on material suitability and material thickness.
The breakthrough time of the selected gloves must be greater than the intended use period.
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- Other : Keep suitable chemically resistant protective clothing readily available for emergency use.
Standard EN943-1 - Full protective suits against liquid, solid and gaseous chemicals.
Wear safety shoes while handling containers.
Standard EN ISO 20345 - Personal protective equipment - Safety footwear.

• Respiratory protection : Gas filters may be used if all surrounding conditions e.g. type and concentration of the
contaminant(s) and duration of use are known.
Use gas filters with full face mask, where exposure limits may be exceeded for a short-term
period, e.g. connecting or disconnecting containers.
Recommended: Filter B (grey).
Gas filters do not protect against oxygen deficiency.
Standard EN 14387 - Gas filter(s), combined filter(s) and standard EN136, full face masks .
Keep self contained breathing apparatus readily available for emergency use.
Self contained breathing apparatus is recommended, where unknown exposure may be
expected, e.g. during maintenance activities on installation systems.
Standard EN 137 - Self-contained open-circuit compressed air breathing apparatus with full
face mask.

• Thermal hazards : None in addition to the above sections.

8.2.3. Environmental exposure controls

: Refer to local regulations for restriction of emissions to the atmosphere. See section 13 for
specific methods for waste gas treatment.

SECTION 9: Physical and chemical properties

9.1. Information on basic physical and chemical properties

Appearance
● Physical state at 20°C / 101.3kPa : Gas.
● Colour : Greenish gas.
Odour : Pungent.
Odour threshold : Odour threshold is subjective and inadequate to warn of overexposure.
pH value : If dissolved in water pH-value will be affected.
Molar mass : 71 g/mol
Melting point : -101 °C
Boiling point : -34 °C
Flash point : Not applicable for gases and gas mixtures.
Critical temperature [°C] : 144 °C
Evaporation rate (ether=1) : Not applicable for gases and gas mixtures.
Flammability range : Non flammable.
Vapour pressure [20°C] : 6.8 bar(a)
Vapour pressure [50°C] : 14.3 bar(a)
Relative density, gas (air=1) : 2.5
Relative density, liquid (water=1) : 1.6
Solubility in water : 8620 mg/l
Partition coefficient n-octanol/water [log Kow] : Not applicable for inorganic products.
.
Auto-ignition temperature : Non flammable.
Decomposition point [°C] : Not applicable.
Viscosity [20°C] : No reliable data available.
Explosive Properties : Not applicable.
Oxidising Properties : Oxidiser.
- Coefficient of oxygen equivalency (Ci) : 0.7
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9.2. Other information

Other data : Gas/vapour heavier than air. May accumulate in confined spaces, particularly at or below
ground level.

SECTION 10: Stability and reactivity

10.1. Reactivity
: No reactivity hazard other than the effects described in sub-sections below.
10.2. Chemical stability
: Stable under normal conditions.

10.3. Possibility of hazardous reactions

: Violently oxidises organic material.

10.4. Conditions to avoid

: Avoid moisture in installation systems.

10.5. Incompatible materials

: May react violently with combustible materials.
May react violently with reducing agents.
Keep equipment free from oil and grease.
Reacts with water to form corrosive acids.
May react violently with alkalis.
With water causes rapid corrosion of some metals.
Moisture.
For additional information on compatibility refer to ISO 11114.

10.6. Hazardous decomposition products

: Under normal conditions of storage and use, hazardous decomposition products should not be
produced.

SECTION 11: Toxicological information

11.1. Information on toxicological effects

Acute toxicity : Fatal if inhaled.
Delayed fatal pulmonary oedema possible.

LC50 inhalation rat (ppm) 146.5 ppm/4h

Skin corrosion/irritation : Causes skin irritation.

Serious eye damage/irritation : Causes serious eye irritation.
Respiratory or skin sensitisation : No known effects from this product.
Germ cell mutagenicity : No known effects from this product.
Carcinogenicity : No known effects from this product.
Reproductive toxicity : No known effects from this product.
No known effects from this product.
STOT-single exposure : Severe corrosion to the respiratory tract at high concentrations.
May cause inflammation of the respiratory system.
Target organ(s) : Respiratory tract.
STOT-repeated exposure : No known effects from this product.
Aspiration hazard : Not applicable for gases and gas mixtures.
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SECTION 12: Ecological information

12.1. Toxicity

Assessment : Very toxic to aquatic life.

Very toxic to aquatic life with long lasting effects.

EC50 48h - Daphnia magna [mg/l] : 0.141 mg/l

EC50 72h - Algae [mg/l] : 0.001 - 0.01
LC50 96 h - fish [mg/l] : 0.032 mg/l

12.2. Persistence and degradability

Assessment : Not applicable for inorganic products.

.

12.3. Bioaccumulative potential

Assessment : No data available.

12.4. Mobility in soil

Assessment : Because of its high volatility, the product is unlikely to cause ground or water pollution.
Partition into soil is unlikely.

12.5. Results of PBT and vPvB assessment

Assessment : Not classified as PBT or vPvB.

12.6. Other adverse effects

Other adverse effects : May cause pH changes in aqueous ecological systems.
Effect on the ozone layer : None.
Effect on global warming : No known effects from this product.

SECTION 13: Disposal considerations

13.1. Waste treatment methods

Contact supplier if guidance is required.
Must not be discharged to atmosphere.
Ensure that the emission levels from local regulations or operating permits are not exceeded.
Refer to the EIGA code of practice Doc.30 "Disposal of Gases", downloadable at
http://www.eiga.org for more guidance on suitable disposal methods.
Return unused product in original cylinder to supplier.
List of hazardous waste codes (from : 16 05 04 *: Gases in pressure containers (including halons) containing hazardous substances.
Commission Decision 2001/118/EC)
13.2. Additional information
: External treatment and disposal of waste should comply with applicable local and/or national
regulations.
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SECTION 14: Transport information

14.1. UN number

UN-No. : 1017

14.2. UN proper shipping name

Transport by road/rail (ADR/RID) : CHLORINE

Transport by air (ICAO-TI / IATA-DGR) : Chlorine
Transport by sea (IMDG) : CHLORINE

14.3. Transport hazard class(es)

Labelling :

2.3 : Toxic gases.

5.1 : Oxidizing substances.
8 : Corrosive substances.
Environmentally hazardous substances
Transport by road/rail (ADR/RID)
Class : 2.
Classification code : 2TOC.
Hazard identification number : 265.
Tunnel Restriction : C/D - Tank carriage : Passage forbidden through tunnels of category C, D and E. Other
carriage : Passage forbidden through tunnels of category D and E.
Transport by sea (IMDG)
Class / Div. (Sub. risk(s)) : 2.3 (5.1, 8)
Emergency Schedule (EmS) - Fire : F-C.
Emergency Schedule (EmS) - Spillage : S-U.

14.4. Packing group

Transport by road/rail (ADR/RID) : Not established.

Transport by air (ICAO-TI / IATA-DGR) : Not established.
Transport by sea (IMDG) : Not established.

14.5. Environmental hazards

Transport by road/rail (ADR/RID) : Environmentally hazardous substance / mixture.

Transport by air (ICAO-TI / IATA-DGR) : Environmentally hazardous substance / mixture.

Transport by sea (IMDG) : Marine pollutant

14.6. Special precautions for user

Packing Instruction(s)
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Transport by road/rail (ADR/RID) : P200.

Transport by air (ICAO-TI / IATA-DGR)
Passenger and Cargo Aircraft : Forbidden.
Cargo Aircraft only : Forbidden.
Transport by sea (IMDG) : P200.

Special transport precautions : Avoid transport on vehicles where the load space is not separated from the driver's
compartment.
Ensure vehicle driver is aware of the potential hazards of the load and knows what to do in the
event of an accident or an emergency.
Before transporting product containers:
- Ensure there is adequate ventilation.
- Ensure that containers are firmly secured.
- Ensure cylinder valve is closed and not leaking.
- Ensure valve outlet cap nut or plug (where provided) is correctly fitted.
- Ensure valve protection device (where provided) is correctly fitted.

14.7. Transport in bulk according to Annex II of Marpol and the IBC Code

: Not applicable.

SECTION 15: Regulatory information

15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

EU-Regulations

Restrictions on use : None.

Seveso Directive : 2012/18/EU (Seveso III) : Listed.

National regulations
National legislation : Ensure all national/local regulations are observed.

15.2. Chemical safety assessment

A CSA has been carried out.

SECTION 16: Other information

Indication of changes : Revised safety data sheet in accordance with commission regulation (EU) No 453/2010.

Abbreviations and acronyms : ATE - Acute Toxicity Estimate

CLP - Classification Labelling Packaging Regulation; Regulation (EC) No 1272/2008
REACH - Registration, Evaluation, Authorisation and Restriction of Chemicals Regulation (EC)
No 1907/2006
EINECS - European Inventory of Existing Commercial Chemical Substances
CAS# - Chemical Abstract Service number
PPE - Personal Protection Equipment
LC50 - Lethal Concentration to 50 % of a test population
RMM - Risk Management Measures
PBT - Persistent, Bioaccumulative and Toxic
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vPvB - Very Persistent and Very Bioaccumulative

STOT- SE : Specific Target Organ Toxicity - Single Exposure
CSA - Chemical Safety Assessment
EN - European Standard
UN - United Nations
ADR - European Agreement concerning the International Carriage of Dangerous Goods by
Road
IATA - International Air Transport Association
IMDG code - International Maritime Dangerous Goods
RID - Regulations concerning the International Carriage of Dangerous Goods by Rail
WGK - Water Hazard Class
Training advice : Users of breathing apparatus must be trained.
Ensure operators understand the toxicity hazard.

Full text of H- and EUH-statements

Acute Tox. 2 (Inhalation:gas) Acute toxicity (inhalation:gas) Category 2

Aquatic Acute 1 Hazardous to the aquatic environment — Acute Hazard, Category 1
Aquatic Chronic 1 Hazardous to the aquatic environment — Chronic Hazard, Category 1
Eye Irrit. 2 Serious eye damage/eye irritation, Category 2
Ox. Gas 1 Oxidising Gases, Category 1
Press. Gas (Liq.) Gases under pressure : Liquefied gas
Skin Irrit. 2 Skin corrosion/irritation, Category 2
STOT SE 3 Specific target organ toxicity — Single exposure, Category 3,
Respiratory tract irritation
H270 May cause or intensify fire; oxidiser.
H280 Contains gas under pressure; may explode if heated.
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H330 Fatal if inhaled.
H335 May cause respiratory irritation.
H400 Very toxic to aquatic life.
H410 Very toxic to aquatic life with long lasting effects.
EUH071 Corrosive to the respiratory tract.

DISCLAIMER OF LIABILITY : Before using this product in any new process or experiment, a thorough material compatibility
and safety study should be carried out.
Details given in this document are believed to be correct at the time of going to press.
Whilst proper care has been taken in the preparation of this document, no liability for injury or
damage resulting from its use can be accepted.