Ubushinwa Butanga Ivyuma vy’Umuhondo CAS 1313‐82‐2 Ivyuma vyinshi,
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Ivyuma vy’umuhondo vy’inganda (Na2S) vy’agaciro kanini 60% min, CAS 1313‐82‐2. Ikoreshwa cane mu gukora urukoba, mu guterera amabuye y’agaciro, mu gutera ibara, mu gukora ivyuma no mu gusukura amazi mabi. Ubwiza buhamye, ivyoherezwa hanze vyinshi biraboneka, twandikire kugira ngo tuguhe igiciro.