Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
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EC number: 304-802-4 | CAS number: 94279-56-8
Guidance on Safe Use
Administrative data
First-aid measures
First-aid measures general: Call a physician immediately.
First-aid measures after inhalation: Remove person to fresh air and keep comfortable for breathing.
First-aid measures after skin contact: Rinse skin with water/shower. Remove/Take off immediately all contaminated clothing. Call a physician immediately.
First-aid measures after eye contact: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a physician immediately.
First-aid measures after ingestion: Rinse mouth. Do not induce vomiting. Call a physician immediately.
Most Important Symptoms and effects, both acute and delayed:
Symptoms/injuries after inhalation: may cause allergy or asthma symptoms or breathing difficulties if inhaled.
Symptoms/injuries after skin contact: burns.
Symptoms/injuries after eye contact: Serious damage to eyes. In case of contact with eyes or skin, rinse immediately with plenty of water.
Symptoms/injuries after ingestion: Burns. Rinse mouth with water, do not induce vomiting, call a doctor.
Fire-fighting measures
Suitable extinguishing media: Not combustible.
Hazardous decomposition products in case of fire: Sodium oxides. Sodium hydroxide.
Firefighting instructions: Cool adjacent tanks / containers / drums with water jet.
Protection during firefighting: Do not attempt to take action without suitable protective equipment.
Accidental release measures
Protective equipment: Chemical goggles or safety glasses. For larger spills, neutralise spilled material with 1% acetic acid.
Emergency procedures: Ventilate spillage area. Avoid contact with skin and eyes. Do not breathe dust/fume/gas/mist/vapours/spray.
For emergency responders: Protective equipment: Do not attempt to take action without suitable protective equipment.
Avoid release to the environment.
Other information: Dispose of materials or solid residues at an authorized site.
Handling and storage
Precautions for safe handling: Ensure good ventilation of the work station. Avoid contact with skin and eyes. Do not breathe dust/fume/gas/mist/vapours/spray. Wear personal protective equipment.
Hygiene measures: Wash contaminated clothing before reuse. Do not eat, drink or smoke when using this product. Always wash hands after handling the product.
Storage conditions: Keep container closed when not in use. Keep away from acids.
Incompatible materials: Strong acids.
Transport information
Land transport (UN RTDG/ADR/RID)
- UN number:
- 3262
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Inland waterway transport (UN RTDG/ADN(R))
- UN number:
- 3262
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Marine transport (UN RTDG/IMDG)
- UN number:
- 3262
Shipping information
- Proper shipping name and description:
- Corrosive solid, basic, inorganic, N.O.S.
- Chemical name:
- Silicic acid (H4SiO4), zirconium(4+) salt (1:1), reaction products with sodium hydroxide
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Air transport (UN RTDG/ICAO/IATA)
- UN number:
- 3262
Shipping information
- Proper shipping name and description:
- Corrosive solid, basic, inorganic, N.O.S.
- Chemical name:
- Silicic acid (H4SiO4), zirconium(4+) salt (1:1), reaction products with sodium hydroxide
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Exposure controls / personal protection
1. Technical protection measures: Ensure good ventilation of the work station.
2. Organisational protection measures: Ensure good ventilation of the work station.
3. Hand protection: Protective gloves
4. Feet protection: Chemical resistant boots
5. Body protection: overalls
6. Eye protection: Chemical resistant googles or visor
7. Respiratory protection: respirator or filter mask where dusting occurs
Stability and reactivity
This substance contains strong alkali, sodium hydroxide. Contact with substances that react with alkali must be avoided, particularly strong acids.
Disposal considerations
Spills should be dealt with by sweeping and bagging the material before disposal as hazardous waste.
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.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
