Science Equipment
  • Spectrum Discharge Tubes, Argon

    Spectrum Discharge Tubes, Argon

    To show spectral lines of pure substances. These are glass tubes approximately 10-1/4" (260mm) long, central capillary portion approximately 3-1/2" to 4" (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal...

    $21.95
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  • Spectrum Discharge Tubes, Bromine

    Spectrum Discharge Tubes, Bromine

    To show spectral lines of pure substances. These are glass tubes approximately 10-1/4" (260mm) long, central capillary portion approximately 3-1/2" to 4" (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal...

    $27.95
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  • Spectrum Discharge Tubes, Carbon Dioxide

    Spectrum Discharge Tubes, Carbon Dioxide

    To show spectral lines of pure substances. These are glass tubes approximately 10-1/4" (260mm) long, central capillary portion approximately 3-1/2" to 4" (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal...

    $21.95
    Add to Cart
  • Spectrum Discharge Tubes, Deuterium

    Spectrum Discharge Tubes, Deuterium

    To show spectral lines of pure substances. These are glass tubes approximately 10-1/4" (260mm) long, central capillary portion approximately 3-1/2" to 4" (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal...

    $23.95
    Add to Cart
  • Spectrum Discharge Tubes, Helium

    Spectrum Discharge Tubes, Helium

    To show spectral lines of pure substances. These are glass tubes approximately 10-1/4" (260mm) long, central capillary portion approximately 3-1/2" to 4" (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal...

    $21.95
    Add to Cart
  • Spectrum Discharge Tubes, Hydrogen

    Spectrum Discharge Tubes, Hydrogen

    To show spectral lines of pure substances. These are glass tubes approximately 10-1/4" (260mm) long, central capillary portion approximately 3-1/2" to 4" (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal...

    $21.95
    Add to Cart
  • Spectrum Discharge Tubes, Krypton

    Spectrum Discharge Tubes, Krypton

    To show spectral lines of pure substances. These are glass tubes approximately 10-1/4" (260mm) long, central capillary portion approximately 3-1/2" to 4" (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal...

    $21.95
    Add to Cart
  • Spectrum Discharge Tubes, Mercury

    Spectrum Discharge Tubes, Mercury

    To show spectral lines of pure substances. These are glass tubes approximately 10-1/4" (260mm) long, central capillary portion approximately 3-1/2" to 4" (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal...

    $21.95
    Add to Cart
  • Spectrum Discharge Tubes, Neon

    Spectrum Discharge Tubes, Neon

    To show spectral lines of pure substances. These are glass tubes approximately 10-1/4" (260mm) long, central capillary portion approximately 3-1/2" to 4" (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal...

    $21.95
    Add to Cart
  • Spectrum Discharge Tubes, Nitrogen

    Spectrum Discharge Tubes, Nitrogen

    To show spectral lines of pure substances. These are glass tubes approximately 10-1/4" (260mm) long, central capillary portion approximately 3-1/2" to 4" (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal...

    $21.95
    Add to Cart
  • Spectrum Discharge Tubes, Oxygen

    Spectrum Discharge Tubes, Oxygen

    To show spectral lines of pure substances. These are glass tubes approximately 10-1/4" (260mm) long, central capillary portion approximately 3-1/2" to 4" (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal...

    $21.95
    Add to Cart
  • Spectrum Discharge Tubes, Water Vapor

    Spectrum Discharge Tubes, Water Vapor

    To show spectral lines of pure substances. These are glass tubes approximately 10-1/4" (260mm) long, central capillary portion approximately 3-1/2" to 4" (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal...

    $21.95
    Add to Cart
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