Fun diẹ ninu awọn ohun elo polyproraylee holscc vials ko dara nitori akosile wọn ati awọn ohun-ini kemikali wọn. Laarin awọn wọnyi jẹ itupalẹ irin ti o wuwo, omi ati itupalẹ amuaradagba, gbigba atomiki, chaillary chromatirosis (Ion chromantographytography (Ikini). Fun gbogbo awọn ọran wọnyi ga ti mimọ polyprophylene tinrin pẹlu 0.3 milimita, 0.7 milimita ati 1,5 milimita ni sihin ati amber wa.