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14058 Potassium oxide, super, 96.5%

CAS Number
12030-88-5
Synonyms
Potassium superoxide

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Potassium oxide, super, 96.5%

MDL
MFCD00082411
EINECS
234-746-5

Chemical Properties

Formula
KO2
Formula Weight
71.10
Form
2-10 Micron Powder
Melting point
^=400°
Boiling Point
dec.
Density
2.14
Storage & Sensitivity
Moisture Sensitive. Air Sensitive. Ambient temperatures.
Solubility
Soluble in ethanol and ether.

Applications

Potassium oxide is used as a carbon dioxide scrubber, water dehumidifier and oxygen generator. It finds application in rebreathers for fighting with fire and mine rescue work. It is also used in spacecraft, submarines and spacesuit life support systems.

Notes

Incompatible with alkali metals, alcohols, flammable substances, reducing agents, metal powders and water.

Literature References

Shahbazi Kootenaei, A. H.; Towfighi, J.; Khodadadi, A.; Mortazavi, Y. Characterization and Deactivation Study of Mixed Vanadium and Potassium Oxide Supported on Microemulsion-Mediated Titania Nanoparticles as Catalyst in Oxidative Dehydrogenation of Propane. Int. J. Chem. Reactor Eng. 2015, 13 (1), 9-19.

Higo, T.; Sukenaga, S.; Kanehashi, K.; Shibata, H.; Osugi, T.; Saito, N.; Nakashima, K. Effect of Potassium Oxide Addition on Viscosity of Calcium Aluminosilicate Melts at 1673-1873 K. ISIJ Int. 2014, 54 (9), 2039-2044.

GHS Hazard and Precautionary Statements

Hazard Statements: H271-H314-H318

May cause fire or explosion; strong oxidizer. Causes severe skin burns and eye damage. Causes serious eye damage.

Precautionary Statements: P221-P283-P303+P361+P353-P305+P351+P338-P405-P501a

Take any precaution to avoid mixing with combustibles. Wear fire/flame resistant/retardant clothing. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Hazard Class
5.1
Packing Group
I
Harmonized Tariff Code
2825.90
TSCA
Yes

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