Tichitsigirwa nechikwata cheIT chine hunyanzvi uye chakanyanya, tinogona kupa rutsigiro rwehunyanzvi pamasevhisi ekutengesa asati atengeswa uye mushure mekutengesa eSodium Sulphide Red Flake inopihwa neFactory yeTannery neCopper Mining and Dying, Isu, nechido chikuru uye kutendeka, tinoda kukupa masevhisi akakwana uye kufambira mberi newe kuti ugadzire ramangwana rakajeka.
Tichitsigirwa nechikwata cheIT chine hunyanzvi uye chakanyanya kunaka, tinogona kupa rutsigiro rwehunyanzvi pamasevhisi ekutengesa usati watengesa uye mushure mekutengesa. Tiri kutarisira kushanda pamwe chete nemi kuti tibatsire pamwe chete uye kuti tigadzirise zvinhu zvakanaka. Takavimbisa mhando, kana vatengi vasina kugutsikana nemhando yezvigadzirwa, munogona kudzoka mukati memazuva manomwe nemamiriro azvo ekutanga.













Maitiro Ekuongorora Sodium Sulfide
Kunyungudika kwemuenzaniso: Yera anenge 10 g yemuenzaniso wakasimba, wakakodzera 0.01 g. Isa mu 400 mL beaker, wedzera 100 mL yemvura, wobva wapisa kuti inyungudike. Mushure mekutonhorera, isa mu 1 L volumetric flask. Sanganisa nemvura isina carbon dioxide kusvika pachiratidzo wosanganisa zvakanaka. Iyi Sodium Sulfide solution inonzi Test Solution B.