Kutsogolera nitrate Zinc sulphate monohydrate Sodium metabiskalph Zinc sulphate Heptahydrate Caustic soda "Tsiku Losangalatsa ndi Makasitomala aku Russia mu 2022 Sukulu ya Sodium Pesurfate Kuwonetsa kwa malo ang'onoang'ono a thumba musanatsegule Silhouette ya migodi Onetsani Zojambula Zogulitsa Kuwonetsa kwa njira yolumikizira mitengo Ferrous sulphate monohydrate Kanema wa Russia Kanema wotchuka Tsamba lopanga Copper Sulphate Pentahydrate