Many methods using 1,10-phenanthroline (o-phen) need either background correction by Cu(II)-catalysed oxidation or the addition of NH4F as the inhibitor of the light reduction of iron(III)-o-phen complex.
Many methods using 1,10-phenanthroline (o-phen) need either background correction by Cu(II)-catalysed oxidation or the addition of NH4F as the inhibitor of the light reduction of iron(III)-o-phen complex.