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Usetyenziso lweLebhu yezinto ezilahlwayo ngaphandle kwenaliti iisirinji ukuthengiswa ngokuthe ngqo kumzi-mveliso
Inkcazo Imveliso inetywina elihle lokuphepha ukuvuza. Ngethuba lenkqubo yokuvelisa, umgca wesikali ufakwe inaliti ngexesha elinye, elingenalo ukungcola kwimveliso. Isivalo sebhotile se-PE esisetyenzisiweyo sinokunqanda ngokufanelekileyo ukubola kweekhemikhali, kwaye sifanelekile ngakumbi kwisampulu yokupakishwa kunye nesampulu ye-reagent yekhemikhali. I-non-stopper isetyenziselwa ukuphepha imvula enokwenzeka yezinto zekhemikhali kwi-rubber stopper, kunye nokungcoliseka okunokwenzeka kwesampuli ngama-oxidants aseleyo ngexesha ...
