Ammonium hexafluorophosphate
Ammonium hexafluorophosphate (CAS 16941-11-0, NH4PF6) is a crystalline inorganic salt with a molecular weight of 163.00. It is soluble in water, forming a clear, colourless solution. This compound serves as a critical reagent in various chemical synthesis applications and is frequently used in materials science, particularly in metal and ceramic applications. Its properties make it a valuable component in research and industrial chemical processes.

Chemical Synthesis Reagent
Ammonium hexafluorophosphate acts as a versatile reagent in organic and inorganic synthesis. Its use is prominent in reactions requiring a source of the hexafluorophosphate anion for various chemical transformations.
Materials Science Applications
In materials science, NH4PF6 finds utility in the development and processing of advanced materials. It is particularly relevant in metal and ceramic science for specific treatment or synthesis steps.
Electrolyte Component
The ionic nature of ammonium hexafluorophosphate makes it suitable for research into electrolyte formulations, potentially for electrochemical applications. Its solubility in water is advantageous for solution-based processes.
| Molecular weight | 163.00 |
|---|---|
| Linear formula | NH4PF6 |
| Assay | ≥98.0% (as NH4PF6, gravimetric) |
| Form | crystalline |
| Density | 2.18 g/mL at 25 °C(lit.) |
| Solubility | H2O: soluble50 mg/mL, clear, colorless |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3260 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Ammonium hexafluorophosphate used for?
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Ammonium hexafluorophosphate is used as a reagent in chemical synthesis and in materials science, including metal and ceramic applications. It is also explored for use in electrolyte formulations.
What are the CAS number and formula for Ammonium hexafluorophosphate?
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The CAS number for Ammonium hexafluorophosphate is 16941-11-0, and its chemical formula is NH4PF6.
What grade and purity does Tech Serve Solutions supply for Ammonium hexafluorophosphate?
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Tech Serve Solutions supplies Ammonium hexafluorophosphate with an assay of ≥98.0% (as NH4PF6, gravimetric). This product is not represented as USP, BP, or EP grade.
What are the safety and handling precautions for Ammonium hexafluorophosphate?
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Ammonium hexafluorophosphate is classified as corrosive (Danger, H314). Appropriate personal protective equipment, including eyeshields, face shields, and suitable gloves and respirators, is essential when handling this substance. Ensure adequate ventilation and follow emergency procedures as indicated by safety data sheets.
Is Ammonium hexafluorophosphate a controlled substance?
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Based on the provided data, there is no indication that Ammonium hexafluorophosphate (CAS 16941-11-0) is a controlled substance.
How is Ammonium hexafluorophosphate packed, shipped, and exported by TSS?
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Ammonium hexafluorophosphate is shipped according to UN 3260 regulations (Corrosive solid, acidic, inorganic, n.o.s., Class 8, Packing Group II). Tech Serve Solutions, as a global supplier and exporter, ensures compliance with all relevant shipping and export regulations.
How can I request a quote or sample of Ammonium hexafluorophosphate?
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To request a quote or sample of Ammonium hexafluorophosphate, please contact our sales department directly through our website or by phone, providing your specific requirements.
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