Commodity Code

ytterbium

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

definition Ytterbium is a chemical element with symbol Yb and atomic number 70. It is the fourteenth and penultimate element in the lanthanide series, or last element in the f-block, which is the basis of the relative stability of the +2 oxidation state. more like this
notation
02.01.03.01.10 more like this
Yb more like this
source http://en.wikipedia.org/wiki/Ytterbium more like this
type
Resource
Concept
broader hree
narrower ytterbium
in scheme commodity code
is primary topic of ytterbium