This mercury vapour spectrum tube is ideal for demonstrating line spectra and calibrating spectrometers in secondary schools and colleges. Designed for practical science lessons, it helps students observe the characteristic emission of mercury vapour safely and clearly.

• Glass tube with metal end caps for durability

• Tube length: 260mm

• Strike voltage: 2000V – 4000V

• Maximum running current: 3mA

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

• Requires compatible spectrum tube holder and power supply (e.g. B8R08098, not included)

Alternative individual tubes are available to purchase separately:

• Argon - B8R06989

• Helium - B8R06986

• Hydrogen - B8A46539

• Krypton - B8R06991

• Neon - B8A46565

• Nitrogen - B8A46541

• Oxygen - B8A46553

• Xenon - B8R06992

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

• Diffraction Spectroscope available separately: B8A81802