CA-1110

Calcium Fluoride

  • Formula: CaF2
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  • CAS No: 7789-75-5
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  • EC No: 232-188-7
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  • MDL No: MFCD00010907

Calcium Fluoride powder is available as a >99.99 pure (metals basis) powder in large batch quantities for use in optical components such as prisms, lenses, and windows. Calcium Fluoride is transparent through a large range of ultraviolet to infrared frequences and its low refractive index of 1.399 at 5µm diminishes the need for additional anti-reflection coatings in applications that utilize this material. This material is also available doped with Europium, which allows it to act as a gamma ray scintillator. Lorad Chemical uses a precise manufacturing process to produce large batch quantities of consistently high-purity powder for even the most sensitive applications.

Other Identifiers
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Calcium Fluoride Physical Properties
  • Molecular Weight
    78.08 g/mol
  • Typical Purity
    +99.99
  • Form

    Available as a white powder or tablets.

  • Theoretical Density
    3.18 g/cm³
  • Melting Point
    1,360ºC (2,480°F)
  • Boiling Point
    2,533°C (4,591.4°F)
  • Solubility in H2O
    0.0017gm/100gm water at 20ºC
  • Dielectric Constant
    6.76 at 1MHz
  • Crystal System
    Cubic
Calcium Fluoride Optical Properties
  • Refractive Index
    1.3 at 500nm
  • Transmission Range
    130 to 10,000nm
  • Evaporation Temperature
    150 - 12000ºC
  • Evaporation Source
    Mo, W, Ta