Registration Dossier
Registration Dossier
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EC number: 938-149-7 | CAS number: -
Guidance on Safe Use
Administrative data
First-aid measures
1. Description of first aid measures
1.1. If inhaled
- Move to fresh air.
- Keep warm and in a quiet place.
- Oxygen or artificial respiration if needed.
- Call a physician immediately.
1.2. In case of eye contact
- Keep eyelids open to allow evaporation of product.
- Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes.
- If eye irritation persists, consult a specialist.
1.3. In case of skin contact
- Allow to evaporate.
- Wash off with warm water.
- If symptoms persist, call a physician.
1.4. If swallowed
- Drink 1 or 2 glasses of water.
- Do NOT induce vomiting.
- Consult a physician.
2. Most important symptoms and effects, both acute and delayed
2.1. Inhalation
- Symptoms: Dizziness, Asphyxia, narcosis, Central nervous system depression
2.2. Skin contact
- Redness
- Irritation
- May cause frostbite.
2.3. Eye contact
- Redness
- Irritation
- May cause frostbite.
2.4. Ingestion
- Ingestion may provoke the following symptoms:
- Symptoms: Dizziness, Abdominal pain, narcosis
3. Indication of any immediate medical attention and special treatment needed
- None.
Fire-fighting measures
1. Extinguishing media
1.1. Suitable extinguishing media
- Water
- powder
- Foam
- Dry chemical
- Carbon dioxide (CO2)
1.2. Unsuitable extinguishing media
- None.
2. Special hazards arising from the substance or mixture
- The product is not flammable.
- Not explosive
- The pressure in sealed containers can increase under the influence of heat.
- Explosive reaction may occur on heating or burning.
- Thermal decomposition can lead to release of toxic and corrosive gases.
3. Advice for firefighters
- Wear self-contained breathing apparatus and protective suit.
- When intervention in close proximity wear acid resistant over suit.
- Evacuate personnel to safe areas.
- Approach from upwind.
- Protect intervention team with a water spray as they approach the fire.
- Keep containers and surroundings cool with water spray.
- Keep product and empty container away from heat and sources of ignition.
Accidental release measures
1. Personal precautions, protective equipment and emergency procedures
1.1. Advice for non-emergency personnel
- Prevent further leakage or spillage if safe to do so.
1.2. Advice for emergency responders
- The product evaporates readily.
- Ensure adequate ventilation.
- Vapours are heavier than air and can cause suffocation by reducing oxygen available for breathing.
- Keep away from open flames, hot surfaces and sources of ignition.
2. Environmental precautions
- Should not be released into the environment.
3. Methods and materials for containment and cleaning up
- Allow to evaporate.
4. Reference to other sections
- Refer to protective measures listed in sections "HANDLING AND STORAGE" and "EXPOSURE CONTROLS/PERSONAL PROTECTION".
Handling and storage
1. Precautions for safe handling
- Ensure adequate ventilation.
- Use personal protective equipment.
- Keep away from heat and sources of ignition.
- To avoid thermal decomposition, do not overheat.
- Take measures to prevent the build up of electrostatic charge.
- Clean and dry piping circuits and equipment before any operations.
- Ensure all equipment is electrically grounded before beginning transfer operations.
2. Conditions for storage, including incompatibilities
2.1. Storage
- Keep in properly labelled containers.
- Keep in container fitted with safety valve or vent.
- Vapours are heavier than air and may spread along floors.
- Keep in a cool, well-ventilated place.
- Keep away from heat and sources of ignition.
- Keep away from combustible material.
- Keep away from Incompatible products.
- Provide tight electrical equipment well protected against corrosion.
- Refer to protective measures listed in sections 7 and 8.
2.2. Packaging material
2.2.1. Suitable material
- Stainless steel
- Carbon steel
Transport information
Land transport (UN RTDG/ADR/RID)
- UN number:
- None. The substance does not meet the classification criteria for transport.
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Inland waterway transport (UN RTDG/ADN(R))
- UN number:
- None. The substance does not meet the classification criteria for transport.
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Marine transport (UN RTDG/IMDG)
- UN number:
- None. The substance does not meet the classification criteria for transport.
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Air transport (UN RTDG/ICAO/IATA)
- UN number:
- None. The substance does not meet the classification criteria for transport.
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Exposure controls / personal protection
1. Threshold limit values of by-products from thermal decomposition
HYDROGEN FLUORIDE ANHYDROUS
- US. ACGIH Threshold Limit Values 12 2010
time weighted average = 0.5 ppm
Remarks: as F
- US. ACGIH Threshold Limit Values 12 2010
Ceiling Limit Value = 2 ppm
Remarks: as F
- EU. Indicative Exposure and Directives relating to the protection of risks related to work exposure to chemical, physical, and biological agents. 12 2009
time weighted average = 1.8 ppm
time weighted average = 1.5 mg/m3
Remarks: Indicative
- EU. Indicative Exposure and Directives relating to the protection of risks related to work exposure to chemical, physical, and biological agents. 12 2009
Short term exposure limit = 3 ppm
Short term exposure limit = 2.5 mg/m3
Remarks: Indicative
- US. ACGIH Threshold Limit Values 12 2010
Remarks: as F, Can be absorbed through skin.
HYDROGEN CHLORIDE
- US. ACGIH Threshold Limit Values 12 2010
Ceiling Limit Value = 2 ppm
- EU. Indicative Exposure and Directives relating to the protection of risks related to work exposure to chemical, physical, and biological agents. 12 2009
time weighted average = 5 ppm
time weighted average = 8 mg/m3
Remarks: Indicative
- EU. Indicative Exposure and Directives relating to the protection of risks related to work exposure to chemical, physical, and biological agents. 12 2009
Short term exposure limit = 10 ppm
Short term exposure limit = 15 mg/m3
Remarks: Indicative
2. Exposure controls
2.1. Appropriate engineering controls
- Ensure adequate ventilation.
- Refer to protective measures listed in sections 7 and 8.
- Apply technical measures to comply with the occupational exposure limits.
2.2. Individual protection measures
2.2.1. Respiratory protection
- Use respirator when performing operations involving potential exposure to vapour of the product.
- The filter class for the respirator must be suitable for the maximum expected contaminant concentration (gas/vapour/aerosol/particulates) that may arise when handling the product. If this concentration is exceeded, self-contained breathing apparatus must be used.
- Use only respiratory protection that conforms to international/ national standards.
- Remove respiratory and skin/eye protection only after vapours have been cleared from the area.
2.2.2. Hand protection
- Neoprene gloves
- Take note of the information given by the producer concerning permeability and break through times, and of special workplace conditions (mechanical strain, duration of contact).
2.2.3. Eye protection
- Tightly fitting safety goggles
2.2.4. Skin and body protection
- Long sleeved clothing
- Safety shoes
2.2.5. Hygiene measures
- Ensure that eyewash stations and safety showers are close to the workstation location.
- When using do not eat, drink or smoke.
- Wash hands before breaks and at the end of workday.
- Handle in accordance with good industrial hygiene and safety practice.
2.3. Environmental exposure controls
- Dispose of rinse water in accordance with local and national regulations.
Stability and reactivity
1. Reactivity
- No dangerous reaction known under conditions of normal use.
2. Chemical stability
- Stable under recommended storage conditions.
3. Possibility of hazardous reactions
- No dangerous reaction known under conditions of normal use.
4. Conditions to avoid
- To avoid thermal decomposition, do not overheat.
- Keep away from flames and sparks.
5. Incompatible materials
- Alkalis, Alkaline earth metals
- Zinc, Aluminum and magnesium in powder form
- Light metals, Oxidizing Material
6. Hazardous decomposition products
- Gaseous hydrogen fluoride (HF)., Gaseous hydrogen chloride (HCl).
Disposal considerations
1. Waste treatment methods
- Can be incinerated, when in compliance with local regulations.
- The incinerator must be equipped with a system for the neutralisation or recovery of HF.
- In accordance with local and national regulations.
2. Contaminated packaging
- Purge the container with nitrogen and direct the gas to a treatment plant.
- Empty containers can be landfilled, when in accordance with the local regulations.
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
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