Gallium

Gallium

Physical Properties

Atomic number: 31
Atomic Weight: 69.72.
Melting Point: 29.78°C
Boiling point: 2403°C
Density: 5.907g/cm3, Liquid density: 5.095 g/cm3
Gallium is a soft metal. Liquid is silvery white and solid is bluish white.

Chemical property

Erosion is almost not affected by oxygen and water at room temperature. It is oxidized only at high temperature and react with dilute acid slowly.

Specification

Ga-5N(99 999%), <10 ppm
Ga-6N(99 9999%), <1 ppm
Ga-7N(99 99999%), <0.1 ppm
Ga-8N(99 999999%)

Application

Used for preparation II - V elements chemical compound semiconductor, high purity alloy and germanium, dopant of mono-crystal silicon.