
A fannin hakar zinare, Dokar Gudanar da Cyanide ta Duniya ta kafa jerin muhimman ka'idoji na karɓuwa game da kula da Cyanide . Waɗannan ƙa'idodi suna da matuƙar muhimmanci ga kare muhalli da kuma lafiyar namun daji.
1. Matakan don Babban Cyanide Tattaunawa a cikin Tafkunan Ruwa da Tailings Tafkunan
Idan yawan cyanide mai narkewa a cikin ruwan magudanar ruwa da tafkunan Tailings ya wuce 50 mg/l, ma'adinan Gold ya zama dole su ɗauki matakai don hana namun daji ko dabbobi kusantar saman ruwa. Irin waɗannan matakan na iya haɗawa da kafa shinge a kusa da tafkunan ruwa da tafkunan wutsiya, cika ruwan da tarkace, ko rufe su da raga.
2. Abubuwan Bukatun Bayanai don Tattaunawar Cyanide
Ya kamata ma'adanai na zinare su mallaki isassun bayanai don nuna cewa yawan cyanide mai narkewar acid mai rauni a cikin tafkunansu, wuraren tattara ruwa, da tafkunan mafita bai wuce 50 mg/L ba. Wannan bayanin yana da mahimmanci don tabbatar da ingantaccen sarrafa ruwa mai ɗauke da cyanide.
3. Rigakafin Mutuwar Namun Daji
Ma'adinan zinari suna buƙatar tabbatar da cewa lokacin da yawan ƙwayar cyanide mai narkewa mai rauni a cikin buɗaɗɗen ruwa bai wuce 50 MG/L ba, zai iya hana yawan mutuwar namun daji. Wannan muhimmin al'amari ne na kiyaye ma'auni na muhalli a yankin ma'adinai.
4. Ka'idojin fitar da kai tsaye
Idan ma'adinan zinari kai tsaye ya fitar da ruwan sharar gida a cikin ruwan saman, yawan adadin cyanide mai rauni ba zai zama ya fi 0.5 MG/L ba. Bugu da ƙari, dole ne a sarrafa wuraren ajiyar wuraren don hana ɗigogi, tabbatar da cewa yawan ƙwayar cyanide (raunan cyanide mai rauni) a cikin ruwan ƙasa a da kuma ƙasan wurin bai wuce ƙa'idodin ingancin muhalli na cikin gida ba.
5. Dokokin Yanki masu gauraya don zubar da kogi
Lokacin fitar da najasa a cikin koguna, tare da izinin hukumomin gudanarwa, ana iya kafa wani yanki mai gauraya na wani tsayin daka. Koyaya, ƙaddamarwar cyanide na kyauta a cikin ruwa a ƙasa na yankin da aka gauraya ba dole ba ne ya fi 0.022 mg/L. Bugu da ƙari, ana buƙatar ma'adinin gwal don bayyana tsarin ma'auni.
6. Ka'idojin fitar da kai kai tsaye
Don ma'adinan gwal tare da magudanar ruwa kai tsaye, ƙimar cyanide na kyauta a cikin ruwa a ƙarƙashin yankin da aka gauraya ba dole ba ne ya fi 0.022 mg/L.
Waɗannan ƙa'idodin da Ƙungiyar Kula da Cyanide ta Duniya ta gindaya suna taka muhimmiyar rawa wajen daidaita tsarin sarrafa cyanide na masana'antar hakar gwal, da nufin rage mummunan tasirin muhalli da namun daji.
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