Rubidium metal takes its name from the latin word "rubidus" (dark red), because of a red strip in its specter. However Rubidium metal is not red but it's a light, soft and silvery-white material. Rubidium metal in Nature only occurs in compounds. Rubidium compounds are often used in the fireworks to give them a red color. It's also used in the "atomic watch" like its cousin Cs. Rb is one of the most favorite element for any element collector, you can watch it melts in the ampoule. The sample in picture is a rare sample of Rubidium metal weighs 1.5 grams and 99.99% pure, perfectly sealed under argon.
High Purity Rubidium metal element 37 sample of 1 gram 99.99% pure in argon sealed ampoule and labeled glass vial. Pure Rubidium metal ampoule for element collection.
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High Purity Rubidium metal element 37 sample of 5 grams in argon sealed ampoule. Pure Rubidium metal element sample. this is a real must have for any element collectors and for laboratory use. Pure Rubidium metal for element collection.
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High purity Rubidium metal element 37 sample of 10 grams in argon sealed ampoule 99.99% pure. Rubidium metal for element collection.
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High Purity Rubidium metal 2 ampoules of 25mg each casted in acrylic cube. Pure Rubidium metal for element display.
self-standing pose and laser engraved and colored symbol number and name of the element!