Barium fluoride for thin layer optics granules (barium fluoride from powder)(TU 2621-038-48581565-2014). It represents granules of white colour with density 4,66-4,9 g/cm3.
Transparency area is 0.25-15 µm. Molecular mass 175, 34.
Insoluble in water, soluble in a mixture of hydrochloric or nitric acid solutions with boric acid. Chemical formula BaF2.
Purpose and scope of application: as a starting material for the manufacture of thin-layer optical coatings by thermal and electron-beam evaporation in vacuum.
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