Where To Buy Rubidium -

If you are a hobbyist looking for a small, "display-safe" sample (usually sealed in a glass ampoule under argon gas), these sites are your best bet:

If you are looking to acquire it for research, industrial, or collecting purposes, here is where you should look: Specialty Chemical Suppliers where to buy rubidium

The gold standard for high-purity research chemicals. If you are a hobbyist looking for a

Rubidium is a highly reactive alkali metal, so you won’t find it at a local hardware store. Because it can ignite spontaneously in air and reacts violently with water, its sale is strictly regulated and requires specialized shipping. Most rubidium is sold through professional chemical catalogs

Most rubidium is sold through professional chemical catalogs. These vendors typically require a business or institutional address.

Expect to pay significant "Hazardous Materials" shipping fees.

Offers various forms of the metal, including beautiful crystalline structures in ampoules.