Spectrum Tube - Oxygen

**Delivery in 3 - 5 weeks** 

• High-quality design for greater viewing area
• Effectively demonstrate the spectral lines of pure substances
• For use with spectrum tube power supply

These spectrum tubes are of high quality and are designed for power supplies holding 26cm spectrum tubes.
Features a large 10cm capillary in the center for greater viewing area.
These spectrum tubes are designed for operation intervals of 30 seconds, and should be used for 30 seconds on / 30 seconds off.
These tubes effectively demonstrate the spectral lines of pure substances.
Tubes require spectrum tube power supply.
For intermittent use only, not to be used as a lamp source.