Bakeng sa likopo tse ling tsa boikomo ba polypropylene HPTC Har'a tlhahlobo ena ke tlhahlobo e boima ea tšepe, tlhahlobo ea liprotheine, athomo, athomo, atomist e sebetsang (Ce) le ion chromatographs (CE) Bakeng sa linyeoe tsena tsohle tsa hloekisang tse phahameng tsa polypropiplene tse nang le 0.3 ml, 0,7 ml le 1.5 ml ka tranpant le amber lia fumaneha.