Prussian Blue Nanoparticles are a novel type of nanomaterial with good physical, chemical, optical and magnetic properties. Due to their excellent photothermal conversion performance, Prussian Blue Nanoparticles have attracted much attention in recent years in the fields of drug delivery, tumor photoacoustic imaging and photothermal therapy. Suzhou Beike Nano Technology Co., Ltd. provides high-quality Prussian Blue Nanoparticles, which are low in toxicity, safe, environmentally friendly and pollution-free, with good dispersibility and stability. They can be used for anti-inflammatory, anti-oxidant, tumor photothermal therapy, magnetic resonance imaging, and as a thallium antidote.