Commodity Code

niobium pentoxide

http://resource.geosciml.org/classifier/cgi/commodity-code/niobium-pentoxide

definition Niobium pentoxide is the inorganic compound with the formula Nb2O5. It is a colourless insoluble solid that is fairly unreactive. It is the main precursor to all materials made of niobium, the dominant application being alloys, but other specialized applications include capacitors, lithium niobate, and optical glasses. more like this
notation
02.04.05.06 more like this
Nb2O5 more like this
source http://en.wikipedia.org/wiki/Niobium_pentoxide more like this
type
Resource
Concept
broader chemical oxide product
narrower niobium pentoxide
in scheme commodity code
is primary topic of niobium pentoxide