O ṣe afihan fluorescence eleyi ti ailagbara nigbati o ba gbona labẹ ina ina, ati garawa rẹ ni ipa polarization to dara, eyiti o dara julọ fun ultraviolet ati spectroscopy infurarẹẹdi.
Tiotuka die-die ni acid dilute ati irọrun tiotuka ninu acid nitric.