Lub hau 8-42525 Ntsia Hlau Cap Nrog Septa rau 8mm Vial muab ntau sib xws nrog ntau yam kev siv tes. Lawv feem ntau yog siv nyob rau hauv chromatographic txuj ci, xws li kev ua kom siab muag kua chromatography (HPLC). Cov hau ntswj no yog qhov haum rau kev txheeb xyuas ob qho tib si kev tshawb xyuas thiab cov ntawv thov tshawb fawb, ua kom tau txais txiaj ntsig zoo thiab rov ua tau.