Izici eziyinhloko zokusebenza kanye nesakhiwo:
Izingxenye eziyinhloko zalesi sikhiphi yi-CH₂Cl₂, uwoyela omhlophe kanye namanzi ancishisiwe. Ngokusebenzisa amaphuzu abilayo ahlukene alezi zinto ezintathu, lesi sikhiphi senziwa ngokulandelana ngochungechunge lwezinyathelo, njengokuhluzwa kokuqala, ukuhluzwa komoya, ukukhishwa kwegesi ye-vacuum, i-CH₂Cl₂ kanye nokuhluzwa kwamafutha amhlophe. Isixazululo sokukhipha sahlukaniswa futhi sahlanzwa ukuze kutholakale i-CH₂Cl₂ (ubumsulwa > 99.97%) kanye namafutha amhlophe (ubumsulwa > 99.97%) ukuze kuhlangatshezwane nezidingo zokusetshenziswa kabusha emgqeni wokukhiqiza nokunciphisa ukusetshenziswa kwezinto zesistimu yokukhiqiza. Nciphisa izindleko zokukhiqiza zefilimu yokuhlukanisa.