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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Guidance on Safe Use

Guidance on Safe Use

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Administrative data

First-aid measures

General advice:

If exposed or in case of symptoms caused by eye or skin con-tact, inhalation or swallowing, consult a physician.

If inhaled:

Move to fresh air.

In case of skin contact:

Take off contaminated clothing and shoes immediately.

Wash off immediately with plenty of water.

In case of eye contact:

Rinse immediately with plenty of water, also under the eyelids, for at least 10 minutes.

Remove contact lenses if this can be easily done.

Call a physician immediately.

If swallowed:

Rinse out mouth, spit out liquid.

Drink 1 or 2 glasses of water.

Do NOT induce vomiting.

Fire-fighting measures

Extinguishing media

Suitable extinguishing media:

Water spray, foam, CO2, dry powder.

Special hazards arising from the substance or mixture

Hazardous combustion products:

Hydrogen sulphide


Carbon oxides

Hydrocyanic acid (HCN)

Advice for firefighters

Special protective equipment for firefighters:

In the case of fire, wear respiratory protective equipment independent of surrounding air and chemical protective suit.

Accidental release measures

Personal precautions:

Ensure adequate ventilation.

Wear personal protective equipment; see section 8.

Environmental precautions:

Product or extinguishing water with product must not be al-lowed to enter soil, sewers or natural bodies of water.

Methods and material for containment and cleaning up:

Absorb with liquid-binding material, e. g.: diatomaceous earth, sand, universal binder

Keep in suitable, closed containers for disposal.

Then flush with water.

Handling and storage

Precautions for safe handling:

Handle in accordance with good industrial hygiene and safety practice.

Provide appropriate exhaust ventilation at machinery.

Hygiene measures:

Do not inhale vapours / aerosols. Contact with skin, eyes and clothes must be strictly avoided Take off clothing and shoes contaminated with product. Clean before reuse. Do not eat, drink or smoke while working. Wash hands, and/or face before breaks and when workday is finished. Keep away from food, drink and animal feedingstuffs.

Conditions for safe storage, including any incompatibilities:

Keep tightly closed in a dry and cool place. Store in the dark. Keep locked up.

Advice on common storage:

Do not store together with: oxidizing agents, acids.

Other data:

Always avoid temperatures of > 40'C.

Packaging material:

Suitable material: polyethylene, glass, Teflon (R)

Unsuitable material: Metal

Transport information

Land transport (UN RTDG/ADR/RID)

UN number:
UN 1759
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Inland waterway transport (UN RTDG/ADN(R))

UN number:
UN 1759
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Marine transport (UN RTDG/IMDG)

UN number:
UN 1759
Shipping information
Proper shipping name and description:
(Guanidinium thiocyanate)
Chemical name:
Guanidinium thiocyanate
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Air transport (UN RTDG/ICAO/IATA)

UN number:
UN 1759
Shipping information
Proper shipping name and description:
Corrosive liquid, acidic, organic, n.o.s.
(Guanidinium thiocyanate)
Chemical name:
Guanidinium thiocyanate
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Exposure controls / personal protection

Personal protective equipment

Eye protection:

Tightly fitting safety goggles

Hand protection


Nitrile rubber, Recommendation: Camatril 730

Break through time:> 480 min

Glove thickness:0,4 mm

Skin and body protection:

Protective clothing

Respiratory protection:

Do not inhale gases, vapours, aerosols or dust - use respiratory protection equipment.

Dust protection mask in accordance with EN 149 FFP2

Stability and reactivity


See section 10.3

Chemical stability

No decomposition if stored and applied as directed.

Possibility of hazardous reactions

Hazardous reactions:

No hazardous reactions are known if properly handled andstored.

Conditions to avoid

Avoid temperatures above 40 °C

Incompatible materials

Materials to avoid:


oxidizing agents


Hazardous decomposition products

Hydrogen sulphide, sulphur dioxide, ammonia, hydrocyanic acid, Carbon oxides, nitric oxides

Disposal considerations

Waste treatment methods


Must be brought to an adequate waste treatment facility, in conformity with applicable waste disposal regulations.

Contaminated packaging:

Packaging, that can not be reused after cleaning must be disposed or recycled in accordance with all federal, national and local regulations.