Metal scandium 

 Cas No. 7440-20-2 
 Formula Sc 
 Molecular weight of 45.96 

 Quality standards 
 Appearance of the Appearance Grey, the Powder or ingot 
 Purity Purity ≥ 99.9% Based on Trace Metals, Impurities of by ICP 
 ICP: Confirms Scandium Component Confirmed 
 Trace metal analysis of the total metallic C. A ≤ 2000ppm by by ICP Atomic emission 

 Traits than the soft silver-white metal, softer quality. Chemically active and easily oxidized in air and darkens, release the hydrogen with hot water reaction with acid reaction to release hydrogen. 
 Density: 2.989 
 Melting point: 1541 ℃ 
 Boiling point: 2831 ℃ 
 Storage of easily oxidized, filled with argon, sealed and stored 
 The purpose is mainly used for high-power metal halide (Sc sodium lamps), solar batteries, high-energy radiation shielding in nuclear energy (gamma-ray source) and special alloys (such as scandium aluminum alloy), is also used for scientific experiments.