Tantalum pentoxide

Appearance：colorless transparent particles

Density:2.202grams per cubic centimeter

Melting point:1880℃

Solubility: insoluble in water,soluble in hydrofluoric acid

Light transmission range:350-7000nm

Refractive index（500nm）：2.1

Evapration condition :electron  gun oxygenation

Evapration temperature:2100℃

Purity:99.99%