Ihe na-esonụ bụ mmalite nke ụzọ nnwale: 1. Nleba anya teknụzụ maka mmetọ inorganic Nnyocha mmetọ mmiri na-amalite na Hg, Cd, cyanide, phenol, Cr6+, wdg, na ọtụtụ n'ime ha na-atụ site spectrophotometry. Ka ọrụ nchekwa gburugburu ebe obibi na-emiwanye emi na nlekota ọrụ ...
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