Use these tubes to show spectral lines of pure substances. These are glass tubes approximately 10.25" (260 mm) long, central capillary portion approximately 3.5" (90 mm) to 4" (100 mm) long, with electrodes sealed at both ends and connected to lead wires protected by metal caps. The tubes offer an exciting illustration of spectral lines.

WARNING: These cannot be used as lamps. For intermittent use.

Available Spectrum Tubes:

Air – goo.gl/fuLMTu
Argon Gas – goo.gl/D88rzx
Bromine – goo.gl/Cz8E1k
Carbon Dioxide – goo.gl/wW2EHK
Chlorine Gas – goo.gl/zQWZCj
Deuterium – goo.gl/fKcA66
Helium – goo.gl/V4PrXb
Hydrogen – goo.gl/SF7qH2
Iodine – goo.gl/PZrbJ8
Krypton Gas – goo.gl/bGXW5E
Mercury Gas – goo.gl/TrU4P3
Neon Gas – goo.gl/oBpwfp
Nitrogen Gas – goo.gl/2e6D8S
Oxygen – goo.gl/g3gC6v
Water Vapor – goo.gl/dwNNA4
Xenon– goo.gl/bwJiDj

Power Supply (US) - goo.gl/HH5TXX

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