Ideal for secondary schools and colleges, this nitrogen spectrum tube enables clear demonstration of gas discharge spectra, supporting practical lessons in physics and chemistry. Designed for calibrating spectrometers and studying emission lines, it helps students visualise atomic structure and spectral analysis.

• Glass tube filled with nitrogen gas

• Length: 260mm

• Strike voltage: 3000V–4200V

• Maximum running current: 3mA

• Recommended run cycle: 30 seconds on, 30 seconds off

• Requires compatible spectrum tube holder and power supply (not included - B8R06039)

Alternative individual tubes are available to purchase separately:

• Argon - B8R06989

• Helium - B8R06986

• Hydrogen - B8A46539

• Krypton - B8R06991

• Mercury Vapour - B8R06990

• Neon - B8A46565

• Oxygen - B8A46553

• Xenon - B8R06992

• Bundle of 4 tubes available - B8R06832 - (Hydrogen, Nitrogen, Oxygen, Neon)

• Diffraction Spectroscope available separately: B8A81802