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Ammonium polyvanadate didn't pop up overnight. Chemists hunting for new catalysts and battery materials over a century ago ended up building a real foundation for today’s research-driven industries. Early work was often more trial and error than theory-driven, with scientists exploring combinations of ammonium and vanadium oxides. Once vanadium’s quirky redox properties became clear, the focus shifted: could this stuff be used outside the lab? Vanadium chemistry helped refine steel and led to better catalysts for producing sulfuric acid—vital for agriculture and mining even now. Out of that melting pot, ammonium polyvanadate emerged as a way to tap vanadium’s chemical talents in a stable, flexible compound. By the twentieth century, industry took notice, folding it into early batteries, pigments, and ceramics. These days, it looks like this compound is riding the wave of energy storage research, with teams around the world re-examining old chemicals from fresh perspectives.
Ammonium polyvanadate brings together ammonium and vanadium in a complex salt that often draws the eye thanks to its bright yellow color. This powdery material isn’t just pretty on the shelf. Chemists reach for it because it’s a readily available source of vanadium, and offers a mix of oxidation states, making it valuable for experimentation and industrial processes. The crystalline structure, full of vanadium’s multi-valent possibilities, makes it far more reactive under certain conditions than other vanadium complexes. Industries work with it most for its catalytic and oxidizing ability. Laboratories see it in electrochemical setups, pigments, sensors, and battery prototypes. For those eager to push materials science forward, ammonium polyvanadate brings flexibility and reactivity, plus a solid base for deep technical tweaking.
Grabbing a handful of ammonium polyvanadate yields a fine, vibrant yellow powder. No fancy crystalline shapes visible to the naked eye, but X-ray diffraction does reveal the orderly lattice hidden within. Even a little moisture can shift this material, and it’s no fan of direct sunlight for extended periods. The compound dissolves in water and shows some solubility in certain organic solvents—features that open up a wide range of experimental tricks. Vanadium cycles through oxidation states (+3 to +5 are common), which makes the chemistry unpredictable at times; small changes in temperature or pH can flip the balance and give birth to new vanadate species. This isn’t a material that sits quietly; in solution or in a catalyst bed, it keeps reacting and interacting with its environment.
No one gets far with chemistry unless technical details are respected. Specifications for ammonium polyvanadate usually center on purity (often above 98 percent for research grade), particle size, water content, and vanadium content by mass. Industrial users push for a tight range on all these to keep downstream processes running reliably. Labeling also must reflect risk: this is a toxic substance and can cause severe irritation on contact or inhalation. Mistakes lead to accidents or fouled experiments, so clear naming and consistent standards make essential starting points. Ignoring these technicalities, I’ve seen teams throw away days of work after discovering that a supplier swapped the order of vanadium phases. Lab life pushes chemists to check every number—one mistake echoes across the workbench.
Labs and factories turn out ammonium polyvanadate by a straightforward process that combines vanadium pentoxide with ammonium salts, then controls pH and temperature to coax the formation of the complex yellow powder. The trick comes from carefully dribbling in water, letting slow precipitation do its work, and managing the solution’s acidity. Stretch a drying step too long and the product’s properties shift; rush the precipitation, and you’ll get a gritty mess rather than clean crystals. On a factory scale, these variables become headaches—large vessels don’t behave like lab beakers. I’ve known industrial chemists who spend years refining these steps just to shave costs and improve performance. Each tweak brings changes in downstream processing, forcing constant reevaluation. The preparation method isn’t just chemistry – it’s closer to craft, passed down and tweaked across generations of practitioners.
Ammonium polyvanadate doesn’t sit still in a beaker or a reactor. Add acid, and it breaks down to vanadyl sulfate or other oxo-vanadium compounds. Hit it with the right reducing agents and it’ll swap oxidation states, opening new branching paths for synthesis. Industrial chemists tweak ligands or substitute cations, aiming to steer the end product toward specific tasks like ceramic coating or improved battery cathodes. Modifications make the compound compatible with different environments and boost activity for catalytic uses. In my work with battery research, introducing dopants or altering reaction temperatures made the difference between an average and an exceptional energy storage material. This isn’t a matter of following recipes; getting the right performance takes hands-on exploration at every turn.
Anyone who’s spent time around chemical supply closets knows the tangle that comes with naming. Ammonium polyvanadate turns up as “ammonium vanadate,” “ammonium metavanadate,” “ammonium decavanadate,” among others, and the distinctions matter. Each name signals a slightly different ratio or structural form, and confusion leads to ruined syntheses or misinterpreted data. Companies often push their own trade names too, which only adds to the mess. For students and researchers, digging deep into structural details is non-negotiable—the wrong label brings wasted effort. I’ve seen entire projects derailed by a box labeled with an old or informal name, only for a sharp-eyed technician to catch the error in time. With chemistry this nuanced, language matters as much as numbers.
Dealing with ammonium polyvanadate is no walk in the park. Skin, eyes, and especially lungs—none are safe when this yellow dust gets loose. Chronic exposure can trigger serious organ toxicity, so strong ventilation, gloves, and eye protection aren’t negotiable. In factory settings, even the smallest spill sets off alarms for cleanup crews, since dust particles drift through the air and land where least expected. Disposal routines demand just as much attention: tossing leftovers in the regular bin spreads vanadium contamination across workspaces and into water supplies. The labs I’ve worked with make safety central—mandatory training, checklists, and audits. Anyone who downplays these routines learns the hard way, since accidents with this compound tend to stay in the memory, not only as tales of danger but also as hard-won lessons.
Industries value ammonium polyvanadate primarily for its role in catalysis—helping turn sulfur dioxide to sulfuric acid at massive scale. Pigments benefit from its color and stability, especially in ceramics and specialized paints that need more than just a splash of color. The materials science world sees it as a path toward high-performance battery cathodes—vanadium’s redox power stores energy effectively, and researchers keep looking for improved formulations for sodium-ion and lithium-ion batteries. Ammonium polyvanadate also does time in battery research, glass production, chemical sensors, and corrosion-resistant coatings. Each field pushes the requirements for purity, granularity, and structure in different directions, further fueling research into process improvements. My own time in a battery startup showed how a single compound can link disparate fields, from surface science to electronics, demanding true interdisciplinary collaboration.
Research on ammonium polyvanadate moves in waves—industry drives improvements for established uses, but curiosity-driven labs chase broader potential. As the hunt for better energy storage options ramps up, so does interest in this compound’s ability to cycle through oxidation states and store charge. New syntheses aim at better particle size control, improved environmental stability, and compatibility with next-generation battery chemistries. In catalysis, researchers tweak the structure to handle new classes of chemical reactions, from biomass conversion to pollution scrubbing. Academic teams traded knowledge with industry through collaborations and open publications, but competition remains fierce. From my perspective, real progress comes less from technological leaps than dogged persistence—years of tests, analysis, and incremental tweaks lead to sudden breakthroughs. This compound still harbors secrets, waiting for the next generation of chemists to dig them out.
No discussion about ammonium polyvanadate is honest without confronting the health risks. Vanadium compounds, especially in soluble forms like this one, can trigger both acute and chronic toxicity. Short-term effects include skin irritation, coughing, and eye redness; longer exposures reach organs—mainly lungs and kidneys—sometimes causing lasting damage. Animal studies confirm these dangers, and real-world occupational cases back up lab findings. The environmental angle stacks more concerns: improper handling leads to water supply contamination and persistent soil hazards. Mitigating these risks calls for proper containment, training, and monitoring, with more research needed on long-term fate in ecosystems. From my experience, transparent reporting and strong workplace culture make the difference: hiding errors or ignoring symptoms allows harm to spread, but a safety-first mindset drags problems into the open and spurs improvement.
The horizon looks busy for ammonium polyvanadate. Researchers eye it as a powerhouse for new battery chemistries, especially as the world demands more sustainable, efficient ways to store and use energy. At the same time, increased scrutiny over toxicity and environmental fate puts pressure on both makers and users to clean up their acts—developing safer handling routines, greener synthesis, and stronger cleanup strategies. Technical improvements seem poised to arrive piecemeal: better particle control, faster syntheses, lower energy costs. The real test, though, remains balancing innovation with accountability. For everyone working at the intersection of science and industry, this is the challenge and the promise: drive progress, guard health, and always learn from the surprises lurking in the next beaker.
Ammonium polyvanadate doesn’t show up on many shopping lists, but it plays a big part in modern industry. Like many specialty chemicals, most people never hear about it. Those working in steel or glass know its value, though. Factories use this compound for its vanadium content, since vanadium changes the way things behave at the molecular level.
One place ammonium polyvanadate makes a difference is in steel production. Adding vanadium strengthens steel without making it so brittle it just snaps. Bridges, skyscrapers, car bodies depend on this balance. Chinese steelmakers use vanadium compounds widely, seeing the results in reduced steel weight and greater resistance to both heat and impact. This isn’t just academic—the World Steel Association reports a steady growth in vanadium demand as infrastructure projects keep popping up across the world.
Vanadium redox flow batteries, used to store renewable energy, also call on ammonium polyvanadate. These batteries store extra wind or solar power for cloudy or windless times. Adding this compound means more stable battery electrolytes, which translates to a smoother transition away from fossil fuels. BloombergNEF projects an uptick in vanadium flow battery installations as energy grids evolve. More stable storage means fewer blackouts and better use of wind and solar panel investments.
Glassmakers and ceramicists use ammonium polyvanadate as a colorant. Vanadium brings out vibrant blues and greens, which stay sharp even after repeated cycles of heating and cooling. This kind of durability keeps architectural glass eye-catching and maintains the quality in household tiles and dinnerware. Europe’s glass industry imports companies’ specialists to help meet color specs for high-end retailers, relying on chemistry that has proven itself over many production runs.
Of course, ammonium polyvanadate does bring challenges. Raw vanadium comes mostly from a handful of countries, which can drive up prices. This pressure happens any time a single region controls supply; the 2018 vanadium price spike hit manufacturers and battery startups hard. Extra investment in vanadium recycling from spent batteries and refinery waste offers some relief. Chinese and South African firms have begun recovering more vanadium, helping to counter unpredictable swings.
On the job site, workers deal with possible exposure risks. Inhaling vanadium dust over long periods can cause lung irritation and other symptoms. Safety data sheets from multiple manufacturers spell out the need for proper ventilation and protective equipment. Care in handling helps avoid spills and waste. European Union regulators review limits and best practices, pushing companies to follow stricter measures each year. Any improvement in worker safety is a net win for industry and health advocates both.
More public funding for vanadium recycling turns out to be a straightforward way to soften market shocks. Better workplace training and air handling keeps workers safer. Sharing data and best practices across countries lays the groundwork for global stability in supply and prices. In the world of specialty chemicals, small tweaks in policy, safety, and sourcing can have impacts that ripple through manufacturing and energy projects for years. Ammonium polyvanadate may not be a household name, but it supports many things that always need to work well—bridges, batteries, and the color in city skylines.
People working in chemical labs or mineral processing plants encounter ammonium polyvanadate on a regular basis. The chemical formula for ammonium polyvanadate is (NH4)2V6O16. This compound brings together ammonium ions and vanadium oxides, forming a bright yellow solid that plays a leading role in certain industrial and analytical applications.
Throughout my years of chemistry study, I found that ammonium polyvanadate isn’t just another substance with a tricky name. This compound sits right in the workflow of vanadium extraction and recovery. Steel plants and battery manufacturers use it to step up their processes. Vanadium itself is essential in alloy production, strengthening steel and improving corrosion resistance. The journey of vanadium from ore to industrial use can stall or run efficiently based on how well compounds like ammonium polyvanadate are managed.
According to the US Geological Survey, vanadium demand continues climbing, and so does the need for compounds like ammonium polyvanadate. These compounds make separation, purification, and recovery manageable, especially in places that recycle spent catalysts or treat industrial effluents. Analytical chemists rely on ammonium polyvanadate as a reagent for vanadium detection because it produces sharp color changes, which help analysts quickly gauge vanadium concentrations.
Handling chemicals, especially ones involving strong oxidizing elements like vanadium, demands attention and good protocol. Wearing gloves, eye protection, and lab coats acts as the frontline. Ammonium polyvanadate releases ammonia fumes if not treated gently, so fume hoods and effective ventilation matter. Disposal follows rules for vanadium-containing waste, since improper handling threatens both health and the environment. The OSHA database notes that workers exposed over long periods to vanadium dust can develop bronchial irritation—so the best labs and plants invest in prevention.
One real challenge comes from the need for more sustainable recovery practices in vanadium processing. Right now, a lot of ammonium polyvanadate ends up as a byproduct. I’ve seen projects where chemists work on better recycling methods, turning waste back into usable materials. Smarter engineering can shrink the environmental footprint. Green chemistry manuals stress limits on hazardous byproducts, but it takes effort from both business leaders and lab teams to shift habits.
Some researchers now look into replacing vanadium compounds with less toxic alternatives, especially for lab use. Others aim to reclaim more vanadium from spent products, especially as vanadium redox flow batteries grow popular. Ammonium polyvanadate’s formula stays the same, but the way we manage and repurpose it determines both the economic and ecological outcome.
Better education about safe handling and disposal cuts down on accidents. Partnering with universities and research labs has been key in my experience—spreading awareness keeps workers safer and pushes the field forward. Manufacturers, by supporting better training and investing in safer technologies, help steward both resources and people. Policy can always push for better reporting and recycling targets, holding everyone to higher standards.
Working with ammonium polyvanadate teaches practical chemistry and offers real lessons in responsibility. Respect for the science and respect for the risks must go hand in hand.
Ammonium polyvanadate isn’t a chemical that pops up in everyday conversation, yet it plays a role in many industrial processes, from making ceramics to producing pigments and catalysts. Its powdery appearance can lead a person to think it’s rather benign, but the science behind it tells a different story.
There’s a real reason why researchers, workers, and regulators keep a close eye on vanadium compounds. Ammonium polyvanadate belongs to a group that often cause harm if handled carelessly. Breathing in dust from this compound has left some workers with irritated noses, sore throats, and coughing fits, based on accounts from industrial health studies. In more serious cases, too much exposure can affect lung function and trigger bronchitis-like symptoms. That’s not something you want to risk for anyone you work with or care about.
Getting the substance on your skin isn’t great either. Some people react with rashes, redness, or burning sensations. It’s not about being sensitive; the chemical itself acts as an irritant. Touching your face or eyes by mistake can deliver a harsh sting, so gloves and goggles really matter in settings where ammonium polyvanadate shows up.
Swallowing ammonium polyvanadate doesn’t seem likely on the job, but accidents do happen—ask any parent or lab worker. Ingesting even small amounts can upset the stomach and cause nausea, vomiting, or worse. Animal studies reveal potential risks to kidneys, liver, and blood, showing just how far the impact can reach inside the body. Vanadium compounds, including this one, can build up in tissues over time. Studies from countries with heavy vanadium industry have observed higher rates of respiratory problems and, in some populations, even reproductive issues among those chronically exposed.
Industrial spills or dust clouds can send ammonium polyvanadate out into the environment, where it doesn’t just disappear. Plants take up vanadium from soil, and it can wind up in water streams, posing hazards for aquatic life. In the places where pollution controls fall short, neighbors and communities often carry the health burden.
Every time a company posts safety signs or hands out gloves, it isn’t just ticking a box for compliance. Personal experience in chemical labs has shown that people make fewer mistakes and feel safer when safety gear is used routinely—it sets a mindset that has real impact. Companies should keep workspaces well-ventilated and review procedures often. Spills need immediate cleanup, and no one should sweep hazardous dust under the rug, so to speak. Regular monitoring of air quality in workplaces helps identify problems before they turn into health threats.
Training makes a difference. Workers deserve to know the real risks, not just the minimum standards. If safety plans look only good on paper but aren’t followed, everyone loses—employees, employers, and communities nearby. Promoting a culture of transparency and accountability means people recognize symptoms and know how to respond, preventing problems from snowballing.
As regulators develop stricter limits, manufacturers and researchers are looking for vanadium alternatives in paints, ceramics, and alloys. Until then, awareness and solid safety practices remain the frontline defense against the hazards of chemicals like ammonium polyvanadate.
Ammonium polyvanadate doesn’t get much attention outside certain labs and factories, but anyone handling it recognizes the risks it brings. This bright yellow powder reacts with heat and strong acids, kicks up dust that irritates lungs and eyes, and demands safe handling every step of the way. From my time assisting in a research lab, I have learned that a tiny mistake—using the wrong shelf, leaving a cap loose, letting it mix with incompatible materials—quickly escalates into a headache or worse.
Cool, dry, and away from sunlight. Those conditions don’t just keep the powder looking fine—they help keep it safe. Nothing good comes from letting chemical containers bake next to hot equipment or near radiators. Even a small jump in storage temperature invites unwanted breakdown or volatilization. I remember a supervisor who ignored temperature guidelines: every time we checked that storage closet, there were warning signs. Caking, discolored labels, odd smells. Not worth the risk. Reliable digital thermometers and a clear chart on the door made all the difference for us.
Ammonium polyvanadate hates water. Moisture invites clumping and causes chemical changes that raise toxicity and mess with performance in the lab. Ordinary shelving in a damp basement let water vapor sneak in and ruin our supply. Fixing that meant sealing containers, using desiccant pouches, and storing everything in a dedicated dry area. No one enjoys cleaning out ruined chemicals or submitting an incident report. Investing in airtight, chemical-resistant containers pays off every time.
Mix-ups happen when labs or storage rooms get cluttered. I learned to treat shelves as valuable real estate: separate incompatible chemicals, keep ammonium polyvanadate away from acids, organic materials, and any source of ignition. Never allow it near snacks, drinks, or smoking areas. A clear labeling system—prominent hazard warnings, date received, and emergency guidelines—turned confusion into order. Recently, more facilities require barcodes and digital logs so we track every container’s journey and age. This accountability ensures expired or damaged materials never go unnoticed.
No container replaces a well-trained team. Safety drills might sound tedious, but everyone benefits from reviewing the material safety data sheet, understanding what equipment to grab during a spill, and knowing whom to call in an emergency. That awareness makes a huge difference on stressful days when mistakes seem more likely. Weekly checks and review sessions kept our crew sharp and everyone looking out for risky situations.
Ammonium polyvanadate storage works best with rules everyone understands and follows. Regulatory groups like OSHA and the European Chemicals Agency lay out guidelines based on years of hard-won lessons about chemical handling disasters. They require facilities to log and inspect storage spaces, limit quantities, and keep emergency gear close. Ignoring these guidelines—even just once—puts health and workdays on the line. Every facility should have a visible policy: spelled out in staff meetings, posted near storage rooms, and checked by supervisors regularly.
It’s easy to focus on productivity and overlook chemical storage. From my own work, I can say that safe storage isn’t just a bureaucratic hurdle. It saves money, keeps projects on track, protects health, and helps everyone go home safely. The best labs and workshops build a culture where safe storage trumps shortcuts or carelessness, no matter how busy things get. That’s a big win for everyone involved.
Ammonium polyvanadate doesn’t scream for much attention at first glance. Fine, yellow or golden flakes, sometimes closer to a powder — this stuff feels a bit mysterious. The color alone can tip off folks in the lab that they're handling a vanadium compound, because vanadium adds its own flair compared to the drab greys and whites of typical laboratory salts. In my own experience, the moment I saw it settle at the bottom of a beaker, the sunshine yellow caught my eye, and it stuck with me. A little color tells the story of a transition metal hidden in its chemical structure.
The real trick with ammonium polyvanadate hits once it touches water. You’ll notice it’s more comfortable in cold, than hot, water — a little surprising for those used to watching crystals dissolve better in warmth. In practice, washing contaminated glassware proved stubborn for this reason. Its limited solubility forced me to scrub harder and longer; a tiny detail which can turn into a headache if you're careless in a chemistry lab.
Digging into this low solubility, scientists have measured numbers that usually land in the neighborhood of milligrams per milliliter at room temperature. Add a bit of acid, especially mineral acids like sulfuric, and suddenly it gives way, dispersing more easily. This sort of chemical stubbornness matters, especially on an industrial site where wastewater management becomes more complex, and where too much dissolving could spell trouble downstream.
Heat ammonium polyvanadate up, and things get interesting. Temperatures much past the boiling point of water starts to break it apart, releasing ammonia fumes and leaving behind vanadium pentoxide, a compound with entirely different uses and hazards. During my time monitoring furnace reactions, the abrupt transition around 200–250°C meant a simple slip in temperature control could result in a cloud of sharp-smelling ammonia. In industries like battery-making, predicting that threshold protects both products and the people nearby.
Getting closer with a microscope, researchers have shown ammonium polyvanadate forms crystals with a layered, almost fragile look. Each flake or powder cluster stacks up in precisely-ordered rows, making it easier to filter or separate compared to more amorphous powders. The density ranges around 2.3 grams per cubic centimeter. That’s useful if you want to estimate how much space a batch of it might fill, or how heavy a flask will get once you load it up.
From my own lab days, this density stands out during weighing: it doesn’t fluff up like some silicas, nor does it sink like metal shot. Packing and storage stay simple — no clouds of dust filling the air, just steady scooping and pouring.
Anyone working with ammonium polyvanadate feels these physical traits in real life. Those golden crystals warn you to wear gloves — even trace vanadium carries risks over repeated exposure. Its limited solubility tells wastewater handlers and researchers to pay close attention to how much makes its way off-site. The thermal breakdown, releasing ammonia and vanadium oxide, forces strict handling protocols in the plant or school lab.
To protect people, invest in proper ventilation — ammonia sneaks up fast, and even a brief whiff stings the eyes and nose. Store the powder in tight containers away from heat. Treat spills with respect, using dedicated gear that you clean thoroughly, because yellow stains hang on.
Ammonium polyvanadate’s properties show their worth at every turn, from safe storage to correct clean-up. Tackling each feature with care creates a safer, smarter workspace — and cuts down on headaches that only multiply when overlooked.
| Names | |
| Preferred IUPAC name | Ammonium trioxido(dioxo)vanadate(1−) |
| Other names |
Vanadic acid ammonium salt Ammonium metavanadate Ammonium vanadate Ammonium polyoxovanadate |
| Pronunciation | /əˌməʊniəm ˌpɒlɪvəˈnædeɪt/ |
| Identifiers | |
| CAS Number | 12604-70-7 |
| Beilstein Reference | 3589184 |
| ChEBI | CHEBI:48673 |
| ChEMBL | CHEMBL1201087 |
| ChemSpider | 21566650 |
| DrugBank | DB14329 |
| ECHA InfoCard | 03e54620-64c2-4c89-b97c-1bf7c92f514c |
| EC Number | 234-261-5 |
| Gmelin Reference | 72272 |
| KEGG | C13922 |
| MeSH | D000662 |
| PubChem CID | 24857 |
| RTECS number | BP4725000 |
| UNII | SY87B7NS6E |
| UN number | UN2859 |
| CompTox Dashboard (EPA) | DTXSID8035139 |
| Properties | |
| Chemical formula | (NH4)2V6O16 |
| Molar mass | 349.98 g/mol |
| Appearance | Yellow crystalline powder |
| Odor | Odorless |
| Density | 2.33 g/cm3 |
| Solubility in water | Slightly soluble |
| log P | -3.71 |
| Vapor pressure | negligible |
| Acidity (pKa) | 3.8 |
| Basicity (pKb) | 8.81 |
| Magnetic susceptibility (χ) | −47.0·10⁻⁶ cm³/mol |
| Refractive index (nD) | 1.89 |
| Dipole moment | 0 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 248.6 J·mol⁻¹·K⁻¹ |
| Std enthalpy of formation (ΔfH⦵298) | -1715.8 kJ/mol |
| Pharmacology | |
| ATC code | V03AB35 |
| Hazards | |
| Main hazards | Harmful if swallowed, inhaled or in contact with skin; causes skin and eye irritation; may cause respiratory irritation; suspected of causing genetic defects. |
| GHS labelling | GHS02, GHS06, GHS08 |
| Pictograms | GHS07,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H301 + H332: Toxic if swallowed or if inhaled. H350: May cause cancer. H373: May cause damage to organs through prolonged or repeated exposure. |
| Precautionary statements | P261, P264, P270, P271, P272, P273, P280, P301+P312, P302+P352, P304+P340, P305+P351+P338, P308+P313, P321, P330, P332+P313, P337+P313, P362+P364, P403+P233, P405, P501 |
| NFPA 704 (fire diamond) | 2-0-0-OX |
| Autoignition temperature | 400°C |
| Lethal dose or concentration | LD50 oral rat 2663 mg/kg |
| LD50 (median dose) | > 2 mg/kg (rat, oral) |
| NIOSH | SN1220000 |
| PEL (Permissible) | PEL (Permissible Exposure Limit) of Ammonium Polyvanadate: 0.05 mg/m³ |
| REL (Recommended) | REL (Recommended Exposure Limit) for Ammonium Polyvanadate: "0.05 mg V/m³ (as vanadium, respirable dust) |
| IDLH (Immediate danger) | Unknown |
| Related compounds | |
| Related compounds |
Vanadium pentoxide Ammonium metavanadate Vanadic acid |
