Assertion: californium's isotope | /r/ObjectUse | used in tracer amounts
Facets:
value: for the oxide
type: PURPOSE
value: for investigating the chemistry of californium
type: PURPOSE
Source sentences:
text: These isotopes have been used in tracer amounts for investigating the chemistry of californium (which exhibits an oxidation state of +3 in acidic aqueous solution) and for preparing microgram quantities of compounds such as the oxychloride CfOCl, the oxide Cf 2 O 3 , and the trichloride CfCl 3 .