Assertion: barium sulfate's effect | /r/HasProperty | expressed as ε value
Facets:
value: in ‰
type: LOCATION
value: often
type: TEMPORAL
Source sentences:
text: The isotope effect of a particular process (microbial sulfate reduction, for example) is often expressed as an ε value (also in ‰) which refers to the difference in the δ value of the reactant pool and the product pool.