Indium is available in ultra pure form. Indium is a very soft, silvery-white metal with a brilliant luster. The pure metal gives a high-pitched "cry" when bent. It wets glass, as does gallium.
Melting point: 156.6 °C Boiling point: 2072 °C
A wire is a uniform strand of a pure metal with a diameter <2mm. Available on a spool or on a ring.