Overall recommended test:
The gold bromide reagent is the best reagent for characterizing α-PVP and forms crystals reliably. The crystals however are very fragile and though infrared spectra can be obtained, the spectra are not information-rich.
Overall recommended test:
The gold bromide reagent is the best reagent for characterizing α-PVP and forms crystals reliably. The crystals however are very fragile and though infrared spectra can be obtained, the spectra are not information-rich.