Service-Hotline: +43-1-2936882   Visit us on facebook      

A leading supplier for high purity elements, periodic table display samples for research, education and collection - Living science...
   Home | About us | About the Elements | Terms/conditions | References | Sponsoring |Guestbook | Contact | Deutsch

Kr
Krypton
Atomic no.:
36
Atom. weight: 83.8
Density: 0.0037493
Class:
noble gas
Melting point: -157.2°C
Boiling point: -153.35°C
Colour: colourless
   
Discoverer: Sir William Ramsay und Morris William Travers
Place: London, UK
Year: 1898

The name is derived from the Greek ‘kryptos’, meaning hidden A colourless, odourless gas that is inert to everything but fluorine gas. The isotope krypton 86 has a line in its atomic spectrum that is now the standard measure of length : 1 metre is defined as exactly 1,650,763.73 wavelengths of this line. Krypton is one of the rarest gases in the Earth’s atmosphere, accounting for only 1 part per million by volume.

Views: 146428



  entries 1 to 1 from 1 Gallery view   periodic table

  Categories:  
  ampoules     discharge tubes     Acrylic blocks     All categories  

 Krypton Kr spectrum discharge tube  Art. Nr. 000817  
Krypton Kr spectrum discharge tube
magnify Click to zoom!

Krypton Kr spectrum discharge tube.

Hand made in Germany! You can easily let it glow with a tesla generator. All our tubes are tested!

Lengh: 8.7" = ~22cm, dia. ~15mm

Operating voltage 1500-5000V @ 20mA

This is a very special piece for a complete elements collection !!!

Amount: 1 Röhre/ tube
Purity : ~
Packing: soft bag
43.00
- tax free

All pictures are copyright protected and may not be used without our permission!

Request information
SOLD!
 

 

smart-elements.com - Last software update from 17.11.2018 - All rights reserved
Idea, Design & Programming © by Juergen Bauer - All rights reserved