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HS Code |
306175 |
| Cas Number | 13517-07-8 |
| Molecular Formula | H2PO3F |
| Molar Mass | 100.98 g/mol |
| Physical State | Colorless to pale yellow liquid |
| Density | 1.75 g/cm³ |
| Melting Point | 9 °C |
| Boiling Point | 200 °C |
| Solubility In Water | Reacts violently |
| Ph | <1 (strongly acidic) |
| Odor | Pungent, irritating |
| Vapor Pressure | Negligible at room temperature |
| Reactivity | Hydrolyzes rapidly in moisture |
| Un Number | Classified as UN 3264 (Corrosive liquid, acidic, inorganic, n.o.s.) |
As an accredited Fluorophosphoric Acid [Anhydrous] factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Fluorophosphoric Acid [Anhydrous], 500 mL, packaged in a tightly sealed amber glass bottle with hazardous material labeling and secondary containment. |
| Shipping | Fluorophosphoric Acid [Anhydrous] should be shipped in tightly sealed, corrosion-resistant containers. It must be packaged according to hazardous material regulations (Class 8: Corrosive). Transport in a cool, dry, well-ventilated area away from incompatible substances. Proper hazard labels and documentation are mandatory to ensure safe handling during shipping and delivery. |
| Storage | Fluorophosphoric Acid [Anhydrous] should be stored in tightly sealed, corrosion-resistant containers made of materials like Teflon or compatible plastics. Store it in a cool, dry, well-ventilated area away from moisture, water, and incompatible substances such as strong bases and oxidizing agents. Protect from physical damage and clearly label containers. Access should be restricted to trained personnel using proper safety equipment. |
Applications of Fluorophosphoric Acid [Anhydrous] in Industrial ManufacturingWe supply high-purity Fluorophosphoric Acid [Anhydrous] for industrial partners engaged in advanced material synthesis, metal treatment, chemical intermediates, and electronics manufacturing. As the direct producer, we support technical formulation, process optimization, and strict regulatory traceability for each field of use described below. 1. Electrolyte Component in Lithium-ion Battery ManufacturingFluorophosphoric acid [anhydrous] serves as an additive in the synthesis of lithium hexafluorophosphate (LiPF6), a critical electrolyte salt for lithium-ion batteries. Producers dose it during salt formation to regulate fluorine and phosphorus sources, which influence cell stability and conductivity. Control over acid introduction affects crystal morphology, yield, and cycle performance of the end electrolyte material, impacting automotive, power storage, and consumer electronics battery quality. Industry compliance standards
Typical usage ratio
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2. Metal Surface Treatment for Alloy PassivationChemical passivation lines in aviation, aerospace, and high-performance engineering use the acid as a fluorinating agent for advanced metals such as titanium and its alloys. Acid dosing leads to the formation of protective phosphate and fluoride layers, enhancing corrosion resistance and paint adhesion. Process requirements vary based on alloy grade and subsequent finishing steps, demanding precise acid volume and exposure control to avoid structural degradation and comply with approved aerospace protocols. Industry compliance standards
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3. Glass Etching for Precision Optics ManufacturingManufacturers employ fluorophosphoric acid in controlled etching baths for glass and fused silica components. The acid’s chemical reactivity achieves defined surface roughness or micro-patterns required in optical lenses, photomasks, and display glass. Strict dosing and time exposure control are needed for high uniformity and to prevent over-etching or surface pitting. The process must comply with worker safety and environmental limits for airborne fluoride handling and waste disposal. Industry compliance standards
Typical usage ratio
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4. Specialty Chemical Intermediate in Organophosphorus SynthesisProducers of agrochemical actives and flame retardant additives use this acid to introduce fluorine and phosphate groups during key reaction steps. It acts as a controlled donor in phosphorylation and fluorination of complex molecules. Selection and dosing depend on target compound structure and downstream purification needs. Strict adherence to GMP and chemical batch records ensures procurement traceability and regulatory documentation for end-use in specialty formulations. Industry compliance standards
Typical usage ratio
Downstream process integration
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Working in the field, precision and trust mean everything. Every drum or carboy we fill with anhydrous fluorophosphoric acid carries more than a label; it bears the weight of our standards. We’ve refined each production stage to ensure customers receive the highest quality, whether your goal is advanced etching, specialized catalysis, or another demanding application.
This acid, produced without water, stands apart from its aqueous cousin. Absence of water changes everything, from how you store it to the final results in your process. We take pride in controlling the dehydration, handling, and containment. Keeping water out shrinks risks for side reactions, provides sharper reactivity, and unlocks use in fields where every percentage point of purity matters. Our model runs with a purity starting at 99% and maintains tight control over phosphorus and fluorine ratios—the backbone for repeatable results.
Over years at the plant, we’ve watched anhydrous fluorophosphoric acid become an irreplaceable choice for manufacturers building performance glass, high-end ceramics, and specialty catalysts for organic synthesis. Our end-users, from electronics to metallurgy, aren’t drawn by marketing but by performance under the microscope. This product brings a unique balance that makes it stand out: a strong acid and a solid source of both fluoride and phosphate ions, all in a single compound.
Where precision counts, switching to anhydrous form of fluorophosphoric acid means fewer problems from dilution or unpredictable residual water. Electronics firms, for example, push it to etch and activate surfaces where strict moisture limits set the rules. With our material, shifts in batch-to-batch performance drop, and process engineers have more control over reactions because they know exactly what they’re starting with.
Beyond these, anhydrous fluorophosphoric acid has a surprising flexibility in several sectors. In fuel cell technology, where contamination of electrodes by water picks up unwanted side-products, keeping the system dry is non-negotiable. Our clients in lithium battery development want the cleanest possible electrolyte surfaces, and our product helps them get there. Those in the chemical synthesis space depend on both acidity and the specificity that comes only from true water-free production processes.
It’s easy for people outside the factory to lump anhydrous fluorophosphoric acid with other potent acids like hydrofluoric, sulfuric, or even phosphoric acids. As someone who’s watched countless batches make their way through the plant, I see where these assumptions fall apart. For one, fluorophosphoric acid doesn’t bring the same direct corrosivity as hydrofluoric; in anhydrous form, its handling risks differ, especially around storage conditions and required materials. Unlike common mineral acids, its composition allows it to function as both a source of fluoride (matching some fluorides) and phosphate. This dual function eliminates the juggling act with blended reagents, where side-reaction risks and analysis headaches pile up.
Our direct experience also shows that water-free production tightens up specs, so chemists or engineers relying on precise stoichiometry get a predictable tool. When we compare this acid to its hydrated sibling, controlled trials and customer feedback show sharper reactivity, higher yields, and less downstream purification. We see downstream process improvements—less precipitation or gumming up—when water content drops to trace levels, which is what you get from anhydrous grades.
Producing this acid takes more work up front. You can’t simply drive off the water and call it pure. Trace contaminants sneak in from equipment or feedstocks, so we built a culture that cares about each connection and vessel. Routine maintenance, close monitoring, and in-line testing catch issues before our acid leaves the plant.
Every day we ship, our team double-checks the tightness of seals and the stability of transport materials. We switched to special alloy fittings after learning through several seasons how regular stainless can corrode quickly. Working side-by-side with logistics chains, we educate partners on proper handling so that what leaves our tanks arrives at your site the same high standard. Over years, these investments paid off in fewer returns and more client trust.
Stability over time also matters, especially for customers in geographies with humidity swings. We bring containers in from tested suppliers, seal and hold under nitrogen, and thoughtfully stack stock with attention to shelf-life. Issues are met with transparent updates, not brush-offs. A single out-of-spec drum gets flagged before it leaves—all part of the commitment to build a relationship beyond the immediate transaction.
In production and laboratory settings alike, operators report real advantages. Reactions that previously needed extra purification ran cleaner. Wash cycles became simpler. Yields ticked up, and waste treatment saw less fluoride slip downstream. We encourage process engineers to focus on use-specific benefits: tighter end-point control, reduced batch variability, and a more predictable scale-up from bench to plant.
Many in the field might wonder whether it’s worth switching. We don’t just drop off product and walk away—we’ve walked customers through pilot trials to full runs and listened to their critiques. Teams working with silicate glasses saw fewer inclusions in finished product. Catalytic applications registered fewer shutdowns from catalyst poisoning. This feedback loop shapes how we approach manufacturing every year.
Some common competitors bring less cost up front, but hidden downtime, clean up, or scrap costs quickly change the bottom line. Over time, that leads to a shift: customers realize uptime and process consistency beat chasing the cheapest bid in the room.
Running a plant for anhydrous fluorophosphoric acid means living by strict rules. Our licenses rest on audit trails that go deep, and environmental teams walk the grounds every week. Local water authorities and emissions inspectors know us by name. Over the years, we’ve cut back on fugitive emissions, invested in closed-system loading, and upgraded containment more than once to keep up with changing regulations.
Effluent treatment runs on a closed-loop model wherever possible. We recover and distill off-spec product rather than dump, and we trace each shipment through chain of custody. Downstream, many customers count on these controls to pass audits within their own supply chains. Open doors and regular documentation keep everyone honest, not just because it’s required, but because it’s right.
We also take time with clients on their compliance requirements, sharing analysis reports, methods, and batch data. This heads off surprises and builds a foundation of trust that grows with each delivery. Regular feedback from customers pushes us to refine not only what’s in the drum but how the paperwork and testing keeps up with industry standards.
We’ve worked with R&D teams scaling projects from bench syntheses to hundreds of liters. Anhydrous fluorophosphoric acid reacts more quickly and selectively under well-controlled conditions. The challenge has always been to translate that lab-scale performance to commercial volumes. We help engineers with hands-on training, troubleshooting, and advice based on real-world mishaps and workarounds. Our technical specialists can tell you about solvent residue problems, safety interlocks that actually function, and which gaskets survive repeated contact.
Engineers and chemists need to understand that what works in a textbook sometimes fails on the shop floor. That’s why our production staff spends time in the field. We have seen how batch analytics in the lab differ from what continuous runs present. Pre-cleaning protocols, managing vapor-pressure at scale, and managing residues after reaction all play a role in getting the best out of the acid.
Customers want data, but they also value detailed advice. We field calls about joint compatibility, startup schedules, and even disposal practices tailored to local conditions. Our hands-on support leads to faster startups and fewer lost batches—something only a maker with years of practical experience can provide.
Dealing with anhydrous fluorophosphoric acid calls for respect. Overconfidence has led to mishaps—even among seasoned teams. We train everyone with case studies from our own plant. Simple steps, like dry transfer and correct PPE, beat elaborate theory every time. You learn quickly to watch for leaks at valve packing, condensation on lines, and hidden hot spots in storage areas. We upgraded ventilation controls in areas handling open vessels, after an incident early on taught us that even trace vapors corrode sensors and damage nearby wiring.
We discourage improvising with storage; plastic liners and compatible alloys hold up better under repeated use. We check containers under low light for cracks, and always load in controlled zones. Our field engineers share these lessons freely, so our clients avoid the accidents we’ve already made and learned from.
Everyone talks about labels and data sheets, but the stories people remember are about the odd foaming after a pressure drop, or the time a new valve froze shut under humid conditions. We pass along those stories—so users handle their product with the same attention our plant team shows, day in and day out.
Nothing in the process comes easy. The vigilance required at every step, from procurement and dehydration through to delivery, comes from hard-won experience. Our role doesn’t stop after shipment; it continues as customers discover new uses and refine old ones. The gains in process control, repeatability, and yield come from choosing the right starting material—made without shortcuts.
We hold ourselves to tough standards not because it’s a sales line, but because our customers return year after year. They come back for the confidence that each lot will work as intended. Anhydrous fluorophosphoric acid delivers a rare mix of control, power, and specialty unmatched by watered-down alternatives or broad-brush mineral acids.
For those on the fence, we offer our experience—just as much as our product. The results speak for themselves, and the conversations with users push us to improve, year in and year out. That is what defines a real manufacturer in today’s world.
