Potassium;fluoride;hydrofluoride
F2HK
potassium;fluoride;hydrofluoride
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Identification
- CAS Number
- 7789-29-9
- EC Number
- 232-156-2
- UN Number
- 1811
- Index Number
- 009-008-00-9
- PubChem CID
- 11829350
Physical-chemical properties
- Molecular Formula
- F2HK
- Molar Mass
- 78.10 g/mol
- IUPAC Name
- potassium;fluoride;hydrofluoride
Chemical Identifiers
- InChI
- InChI=1S/2FH.K/h2*1H;/q;;+1/p-1
- InChI Key
- VBKNTGMWIPUCRF-UHFFFAOYSA-M
Overview
Potassium fluoride hydrofluoride (CAS 7789-29-9) is an inorganic fluoride compound with corrosive properties and acute toxicity characteristics. This chemical substance, with the molecular formula F2HK and a molecular weight of 78.1031 g/mol, represents a specialized fluoride salt that combines potassium fluoride with hydrogen fluoride. Also known by its EC number 232-156-2, potassium fluoride hydrofluoride belongs to the family of acid fluoride compounds that exhibit significant chemical reactivity and require careful handling protocols due to their hazardous nature. The compound is classified under multiple danger categories, including Acute Toxicity Category 3 and Skin Corrosion Category 1B, necessitating the "Danger" signal word and corresponding GHS06 and GHS05 pictograms. Its ADR classification as Class 8 identifies it as a corrosive substance for transportation purposes, emphasizing the critical importance of proper packaging and handling procedures during logistics operations. Safety considerations are paramount when working with this material, as its corrosive properties can cause severe skin burns and eye damage, while its acute toxicity profile requires implementation of comprehensive personal protective equipment and engineering controls. The compound shares similar handling requirements with related substances such as sodium fluoride hydrofluoride and azanium fluoride hydrofluoride, which belong to the same chemical family of acid fluorides. Primary industrial applications include specialized chemical synthesis processes, surface treatment operations, and as a fluorinating agent in specific manufacturing procedures. The compound's unique properties make it valuable in industries requiring precise fluoride chemistry applications. OYSI maintains reliable supply chains for potassium fluoride hydrofluoride, ensuring consistent availability for European industrial customers requiring this specialized chemical product.
Safety & Classification
Acute Tox. 3 *; Skin Corr. 1B
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).
First Aid Measures
Skin Contact
Measures if substance contacts the skin
First Aid Actions
- +P302IF ON SKIN:
- +P352Wash with plenty of water.
- +P361Take off immediately all contaminated clothing.
- +P313Get medical advice/attention.
Related hazard statements:
Eye Contact
Measures if substance gets into the eyes
First Aid Actions
- +P305IF IN EYES:
- +P351Rinse cautiously with water for several minutes.
- +P338Remove contact lenses, if present and easy to do. Continue rinsing.
- +P313Get medical advice/attention.
Related hazard statements:
Ingestion
Measures if substance is accidentally swallowed
First Aid Actions
- +P301IF SWALLOWED:
- +P330Rinse mouth.
- +P331Do NOT induce vomiting.
- +P310Immediately call a POISON CENTER/doctor.
Related hazard statements:
General Measures
Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)
First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.
Transport (ADR)
| UN Number | 1811 |
| ADR Class | 8 |
| Packing Group | II |
| Tunnel Code | E |
| Proper Shipping Name | Kaliumhydrogendifluorid, fest |
| Marine Pollutant | No |
Frequently Asked Questions
What is potassium fluoride hydrofluoride?
Potassium fluoride hydrofluoride is an inorganic chemical compound with the formula F2HK and CAS number 7789-29-9. This substance has a molecular weight of 78.1031 g/mol and belongs to the fluoride family. It is classified as a corrosive material with acute toxicity properties, requiring careful handling due to its hazardous nature. The compound is widely used in various industrial applications where fluorine chemistry is involved.
What are the physicochemical properties of potassium fluoride hydrofluoride?
Potassium fluoride hydrofluoride is typically found as a white crystalline solid at room temperature. The compound is highly soluble in water and exhibits hygroscopic properties, meaning it readily absorbs moisture from the atmosphere. Due to its fluoride content, it releases hydrogen fluoride when in contact with acids, making it highly corrosive. The substance has no characteristic odor in its pure form but may release irritating vapors when heated or decomposed.
What is potassium fluoride hydrofluoride used for?
Potassium fluoride hydrofluoride is primarily used as a fluorinating agent in organic synthesis and pharmaceutical manufacturing. It serves as an important intermediate in the production of various fluorine-containing compounds and is utilized in etching processes for glass and semiconductor industries. The compound also finds applications in analytical chemistry as a reagent and in specialized industrial processes requiring controlled fluoride release. Its unique chemical properties make it valuable in research and development applications.
How to handle potassium fluoride hydrofluoride safely?
Potassium fluoride hydrofluoride requires strict safety protocols due to its corrosive and toxic nature. Personnel must wear appropriate PPE including chemical-resistant gloves, safety goggles, and protective clothing. Work should be conducted in well-ventilated areas or under fume hoods to prevent inhalation exposure. Avoid contact with skin, eyes, and clothing. Emergency shower and eyewash stations should be readily accessible. Handle containers carefully to prevent spills and ensure all equipment is compatible with fluoride compounds.
How to store potassium fluoride hydrofluoride correctly?
Potassium fluoride hydrofluoride must be stored in a cool, dry, well-ventilated area away from incompatible materials. Keep containers tightly sealed to prevent moisture absorption and contamination. Store away from acids, strong oxidizers, and metals that could react with fluorides. Use corrosion-resistant containers, preferably made of polyethylene or other fluoride-compatible materials. Maintain storage temperature below 25°C and ensure adequate separation from other chemicals. Implement proper inventory management and regular container inspections.
What to do in case of contact with potassium fluoride hydrofluoride?
Immediate action is critical in case of contact with potassium fluoride hydrofluoride. For skin contact, remove contaminated clothing and flush the affected area with copious amounts of water for at least 15 minutes. In case of eye contact, rinse immediately with water for at least 15 minutes while holding eyelids open. If inhaled, move the person to fresh air immediately. For ingestion, do not induce vomiting and rinse mouth with water. Seek immediate medical attention in all cases, informing medical personnel of the specific chemical involved.
How to dispose of potassium fluoride hydrofluoride properly?
Potassium fluoride hydrofluoride disposal must comply with local and national hazardous waste regulations. The substance cannot be disposed of in regular waste streams due to its corrosive and toxic properties. Contact licensed hazardous waste disposal companies for proper collection and treatment. Small quantities may require neutralization under controlled conditions by qualified personnel. Ensure proper documentation and manifests are completed for waste tracking. Never dispose of this chemical down drains or in regular trash due to environmental and safety risks.
How to transport potassium fluoride hydrofluoride?
Potassium fluoride hydrofluoride is classified under ADR Class 8 (corrosive substances) with Packing Group II, indicating moderate danger level. Transportation requires appropriate hazardous material documentation, proper labeling with GHS05 and GHS06 pictograms, and use of approved packaging. Vehicles must carry appropriate emergency response information and comply with routing restrictions. Personnel involved in transport should be trained in hazardous material handling. Ensure compatibility of packaging materials and avoid transport during extreme weather conditions that could compromise container integrity.
Is potassium fluoride hydrofluoride subject to specific regulations?
Potassium fluoride hydrofluoride is subject to various European chemical regulations including REACH registration requirements and CLP classification standards. The substance is classified as Acute Toxicity Category 3 and Skin Corrosion Category 1B under CLP regulation. It is not currently listed as a Substance of Very High Concern (SVHC). Companies handling this chemical must comply with occupational safety regulations, environmental protection laws, and transport regulations. Proper safety data sheets must be maintained and risk assessments conducted for workplace exposure scenarios.
Where to buy potassium fluoride hydrofluoride in Europe?
Potassium fluoride hydrofluoride is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides high-quality chemical products to industrial customers across Europe, ensuring compliance with all relevant safety and regulatory requirements. As an established chemical distributor, OYSI can supply this material with proper documentation, safety data sheets, and technical support. Contact OYSI directly for pricing, availability, and specific packaging options to meet your industrial requirements while ensuring safe and compliant procurement.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.