Hola nitrate Zinc sulnohydrate I-sodium metabisulphite I-zinc sulphate heptahydrate Caustic soda "Usuku" olusondelene namakhasimende aseRussia ngo-2022 I-Sodium Perselfate 'ukuhlola efektri Ukuboniswa kokupakishwa kwesikhwama esincane ngaphambi kokulayisha I-Silhouette yendawo yezimayini Khombisa izihlungi zomkhiqizo Ukwethulwa Kwenqubo Yokubhalwa Komkhiqizo Ferrous sulphate monohydrate Ividiyo yaseRussia Ividiyo edumile Indawo Yokukhiqiza I-Copper Sulphate PentaHydrate