Izihlungi zesirinji ezingama-13 mm Kubalulekile ukukhetha isihlungi esifanele ngokususelwa kuhlobo lwesampula, ukusebenza kahle kwe-fieltration, kanye nokuhambisana kwezihlungi ze-solvent noma isixazululo, ama-colloids, amagciwane, kanye nezinye izinto ezingcolile ezingaphazamisa ukuhlaziywa.