I-Chlorothalonil(2,4,5,6-tetrachloroisophthalonitrile) yikhompawundi ephilayo esetyenziswa ikakhulu njenge-spectrum ebanzi, i-nonsystemic fungicide, kunye nezinye izinto ezisetyenziswayo njengesikhuseli somthi, i-pesticide, i-acaricide, kunye nokulawula ukungunda, ukungunda, ibhaktheriya, i-algae. Sisibulala-zinambuzane esikhuselayo, kwaye sihlasela inkqubo yemithambo-luvo yezinambuzane kunye namangolwane, nto leyo ebangela ukukhubazeka kwiiyure nje ezimbalwa. Ukukhubazeka akukwazi ukuguqulwa.