Ko te konutai cyanide, he matū kua noho hei wāhanga nui o te umanga keri mō ngā rautau neke atu, he mea nui tana mahi i roto i te tangohanga o ngā konganuku utu nui, inā koa te koura me te hiriwa. Ka rukuhia e tēnei tuhinga ngā āhuatanga matū o te konutai cyanide , ōna whakamahinga i roto i te keri, me ngā whakaaro taiao me te haumaru e pā ana ki tōna whakamahinga.
Te Maramatanga o te Sodium Cyanide
Ko te konutai cyanide (NaCN) he tote tino wairewa kei roto te katote cyanide (CN⁻). Ko te Cyanide ake he matū ka kitea i roto i nga momo ahua o te taiao, tae atu ki etahi hua, nati, me nga tipu. Ahakoa he maha nga wa e pa ana ki te paitini, he mea nui kia mohio kei te noho iti te cyanide i roto i te maha o nga taonga o ia ra, penei i te tote tepu me etahi hua kai penei i te cassava me nga hua kohatu.
I roto i te rāngai ahumahi, he nui te rahinga o te konutai cyanide e whakaputaina ana, neke atu i te miriona tana e whakamahia ana i ia tau puta noa i ngā tono maha, tae atu ki te Whakakikorua Hiko , te Mahi Whakarewa , me te hanga matū waro me ngā kirihou. Heoi, ko tōna tono tino rongonui kei roto tonu i te umanga keri, te wāhi e whakamahia ana hei tango koura me te hiriwa mai i te konganuku.
Te Tukanga Maina: Me pehea te Mahi a te Sodium Cyanide
Ko te tukanga tango koura mai i te konganuku mā te whakamahi i te konutai cyanide e mōhiotia ana ko te Cyanide Leaching , arā, ko te cyanidation. Neke atu i te 120 tau tēnei tikanga e whakamahia ana e te umanga keri, ā, he tino whai hua nā tōna kaha ki te whakarewa i ngā matūriki koura me te hiriwa mai i te toka e karapoti ana.
Te Kuru me te Huri: Ko te taahiraa tuatahi o te tukanga cyanidation ko te kuru me te huri i te konganuku hei tuku i ngā matūriki koura. Mā tēnei tukanga ā-tinana ka whakanui ake i te horahanga o te mata o te konganuku, ka taea ai te whai hua ake o ngā tauhohenga matū.
Te Whakaritenga o te Wairewa Cyanide: Kia oti te huri pai te konganuku, ka konatunatua ki te wairewa memeha o te konutai cyanide, i roto i ngā kukū mai i te 0.01% ki te 0.05%. Kātahi ka tāpirihia te wairewa cyanide ki te konganuku i roto i te tāke horoi.
Te Whakarewa: I te wā o te tukanga whakarewa, ka tauhohe te konutai cyanide ki te koura me te hiriwa i roto i te konganuku, ka hanga he matū wairewa. Mā tēnei ka taea te wehe i ngā konganuku utu nui mai i te para. Ka roa pea te tukanga whakarewa mō ngā hāora ki ngā rā, i runga i te āhua o te konganuku me te kukū o te cyanide e whakamahia ana.
Te Whakahaere pH: Hei ārai i te hanganga o te hau hauwai cyanide paitini (HCN), ka āta aroturukitia, ka whakatikatikaina hoki te pH o te paru. Ka tāpirihia he raima, he matū kawakore rānei hei pupuri i te taumata pH e pupuri ana i te pumau me te kore paitini o ngā katote cyanide.
Te Whakaora i te Koura: Whai muri i te tukanga tango, ka wehea te ranunga koura-cyanide mai i te toenga o te paru. Ko te tikanga ka mahia tēnei mā te whakamahi i te waro whakahohe, e mimiti ana i te koura mai i te otinga. Kātahi ka tangohia te koura mai i te waro, ka whakakōkīhia anō i mua i te whakarewanga hei poro koura.
Nga Whakaaro Taiao me te Haumaru
Ahakoa he taputapu whai hua te konutai cyanide mō te Tango Koura , he nui ngā āwangawanga mō te taiao me te haumaru e pā ana ki tōna whakamahinga. Kua tuhia pai te paitini o te cyanide, ā, ko te whakahaere hē, ko te tukunga tūpono rānei ka pā kino ki ngā rauropi me te hauora o te tangata.
Pānga ki te Taiao: Kei te tirotirohia haeretia te umanga keri mō āna mahi taiao. Ka taea e ngā turuturu, ngā turuturu rānei o te cyanide te whakapoke i te oneone me ngā puna wai, ka tū hei mōrearea ki ngā kararehe mohoao me ngā hapori o te rohe. Nā reira, he maha ngā whenua kua whakatinana i ngā ture tino pakari e whakahaere ana i te whakamahinga me te whakakorenga o te cyanide i roto i ngā mahi keri.
Ngā Tikanga Haumaru: Me piri ngā kamupene keri ki ngā tikanga haumaru pakari hei whakaiti i ngā mōrearea e pā ana ki te whakamahinga o te cyanide. Kei roto i tēnei ko te whakangungu i ngā kaimahi ki ngā tikanga whakahaere tika, te whakatinana i ngā mahere urupare ohorere, me te whakahaere i ngā tirotiro auau o ngā whare rokiroki me ngā whare tukatuka.
Ngā Tikanga Rerekē: Hei whakautu i ngā āwangawanga taiao, kei te tūhuratia e ētahi kamupene keri ngā tikanga rerekē mō te tango koura kāore e whakawhirinaki ki te cyanide. Kei roto i ēnei tikanga ko te wehenga ā-papa, te whakapūmau, me te bioleaching, e whakamahi ana i ngā moroiti hei tango konganuku mai i te konganuku. Heoi, kāore pea ēnei huarahi rerekē e rite te whai hua, te iti rānei o te utu ki te cyanidation.
Te heke mai o te konutai cyanide i roto i te keri
I te piki haere tonu o te hiahia mo te koura me te hiriwa, ka whakawhirinaki tonu te umanga maina ki te konutai cyanide mo te tangohanga. Heoi ano, kei te pehia te umanga ki te tango i nga tikanga pumau me te whakaiti i tana tapuwae taiao.
Kei te haere tonu nga mahi rangahau me te whanaketanga ki te whakapai ake i te whakahaeretanga o te cyanide me te tuhura i nga huarahi haumaru ake. Ko nga mahi hou i roto i nga mahi hangarua cyanide me nga tikanga whakakorenga e tirotirohia ana hei whakaiti i nga para me te whakaiti i te tupono o te kino o te taiao.
I tua atu, kei te kaha te awhi te rangai maina ki te maramatanga me te kawenga takohanga, me te maha o nga kamupene e u ana ki nga mahi maina. Kei roto i tenei ko te whai waahi ki nga hapori o te rohe, te whakahaere i nga aromatawai paanga ki te taiao, me te whakangao ki nga hangarau e whakanui ana i te haumaru me te pumau.
Opaniraa
Ka noho tonu te konutai cyanide hei waahanga nui o te umanga maina, ina koa ki te tango koura me te hiriwa mai i te ore. Ahakoa karekau e tautohetia tona whai huatanga, ko nga awangawanga taiao me te haumaru e pa ana ki te whakahaere me te aro turuki. I te wa e tipu haere ana te ahumahi, ka whai waahi nui te aro ki nga mahi toiwhiu me nga tikanga tangohanga rereke ki te hanga i nga mahi maina a meake nei. Ma te whakataurite i te hiahia mo te tango rawa me te tiaki i te taiao, ka taea e te umanga maina te mahi ki te tauwhiro me te whai mana a meake nei.
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- 2Konutai Cyanide 98.3% CAS 143-33-9 NaCN, he mea nui mō ngā ahumahi matū keri
- 3Nga Ture Hou a Haina mo te Kaweake i te Sodium Cyanide me te Arataki mo nga Kaihoko Ao
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- 1Konutai Cyanide 98.3% CAS 143-33-9 NaCN, he mea nui mō ngā ahumahi matū keri
- 2Te Maamaa Teitei · Te Mahinga Pumau · Te Whakaora Teitei — te konutai cyanide mo te riihi koura hou
- 3United ChemicalKo te Rōpū Rangahau e whakaatu ana i te mana ma roto i nga tirohanga a te Raraunga
- 4AuCyan™ Konutai Cyanide Mahi-Teitei | 98.3% Parakore mō te Keri Koura o te Ao
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