Ho entsoe kerese ea 9mmm cap e tsoang linthong tsa boleng bo holimo, e fanang ka tumello e ntle e le ho tšoarella. Khoele ea eona e nepahetseng e lumella ho qoelisoa bonolo le e sebetsang hantle, e netefatsa kotlo e tšepahalang bakeng sa li-valpc valiasc tse tšepahalang. Septa, e entsoeng ka thepa e ikhethang, e fana ka takatso e ntle le ho ikemela ka li-sampole tse fapaneng, ho bolela litholoana tse nepahetseng le tse hlahisoang ho lihlahlobo tsa HPLC.