Rubidium is another alkali metal, it has chemical symbol Rb and atomic number 37.
It takes its name from a red strip in its specter, even if it's not red but it's a light, soft and silvery-white metal. 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 piece of Rubidium metal 1.5 grams 99.99% pure, perfectly sealed under argon.
High purity 99,99% Rubidium metal element, 2 ampoules of 20mg casted in acrylic cube. Very rare Rubidium element 37 sample.
self-standing pose è laser engraved and colored symbol number and name of the element!
Very pure 99,99% and rare Rubidium metal element sample 0.2 grams (200mg) in argon sealed ampoule, the ampoule is placed inside our glass vial professionally labeled. Very rare Rubidium element 37 sample.
High purity 99,99% Rubidium metal element 37 sample. 1 gram in argon sealed ampoule and labeled glass vial. Pure Rubidium metal element sample.
dimensions of the ampoule: 38mm x 7mm
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