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Pac-polyaluminium Chheride
Sehlahisoa sena se na le koluoa e sebetsang e phahameng haholo ea polytric e phahameng haholo. Karolo ea kopo e sebelisoa haholo ka hohle ho tlhoekiso ea metsi, kalafo ea metsi a metsi, e leng metsi a kentsoeng ka metsing, tlhahisolo ea pampiri, indasteri ea meriana le lik'hemik'hale tsa hoseng le letsatsi la pele. Monyetla oa pele 1. Tšusumetso ea eona e hloekisitsoeng e tlase, e tlase ebile e le manyolo e hapiloeng e matlafatsang ho feta li-flocculants tse ling tse matla, ho feta moo, litšenyehelo tsa kalafo li theotsoe ke 20% -80%.