Arsenic
Arsenic
Physical Properties
Atomic number: 33
Atomic Weight: 74.92
Melting Point:817°C
Boiling point:614°C
Density: 5.73g/cm
Arsenic is the most stable grey light crystal at room temperature.
Chemical property
It can react with metal, nonmetal elements and oxidizina acid. Besides, it also react with alkali, but it cannot react with hydrochloric acid.
Specification
As-5N(99.999%), <10ppm
As-6N(99 9999%), <1 ppm
As-7N(99.99999%), <0.1ppm
Application
Used for the preparation of high purity semiconductor alloy, electron tubes, transistor welding material, precision meter contact material, and control rod of atomic reactor.