ʻIke ʻoe i nā hoʻohana āpau o ka sodium cyanide?

ʻIke ʻoe i nā hoʻohana a pau o ka sodium cyanide? ʻoihana mining cyanide chemical synthesis electroplating pharmaceuticals agrochemicals No. 1 kiʻi

ʻO ka sodium cyanide, me ke ʻano kemika ʻo NaCN, he pūhui e hoʻoulu pinepine ai i ka manaʻo o ka makaʻala ma muli o kona ʻona nui. Eia nō naʻe, he hana koʻikoʻi nō ia ma nā ʻano hana ʻenehana a me nā kaʻina hana kemika. Hoʻopili kēia ʻatikala i ka hoʻohana ākea o ka sodium cyanide, e hōʻike ana i kona koʻikoʻi ma nā ʻano ʻokoʻa me ka hoʻoikaika pū ʻana i ka pono o nā hana palekana koʻikoʻi.

1. ʻOihana Mining - Wehe i nā metala makamae

ʻO kekahi o nā noi kaulana loa o ʻO ka sodium Cyanide aia i loko ʻoihana hoʻouku, ʻoi loa no ka ʻohi gula a me ke kālā. ʻO ke gula, ʻo ia ka metala paʻa ʻole, he pili ikaika i nā ion cyanide. Ma ke alo o ka oxygen a me ka wai, hana ka sodium cyanide me ke gula i loko o ka ʻaila. ʻO kēia kaʻina hana, i kapa ʻia ʻo cyanidation, hiki ke hoʻoheheʻe ʻia ke gula i loko o ka solution cyanide, e hoʻokaʻawale iā ia mai nā mea haumia ʻē aʻe i loko o ka ʻaila. Hiki ke hana hou ʻia ke gula - cyanide complex e hoʻihoʻi hou i ke gula maʻemaʻe. Hiki ke unuhi ʻia ke kālā ma ke ʻano like. Hoʻohana nui ʻia kēia ʻano hana ma muli o kona kūpono a me ke kumu kūʻai haʻahaʻa i hoʻohālikelike ʻia me nā ʻenehana unuhi ʻē aʻe. Eia nō naʻe, he mea koʻikoʻi ka mālama ʻana i ka sodium cyanide me ka mālama nui i nā hana mining e pale ai i ka hoʻohaumia ʻana i ke kaiapuni a me ka pōʻino i nā limahana.

2. Hoʻohui Kemika - Paʻa Hale no nā ʻano hui like ʻole

Hana ʻia ka sodium cyanide ma ke ʻano he kumu kūkulu hale i loko hoʻo·kino kimeka. Hoʻohana ʻia ia no ka hana ʻana i nā ʻano pūhui kemika nui:

2.1. Ka hana ʻana o nā Nitriles

ʻO nā Nitriles kahi papa o nā pūhui organik me kahi pūʻulu hana kūikawā. Hiki ke hoʻohana ʻia ka sodium cyanide e synthesize i nā nitriles ma o ke ʻano hana pane kahi e pani ai ka cyanide ion i kahi atom halogen i loko o kahi alkyl halide. He mea koʻikoʻi nā Nitriles i ka hana ʻana o nā lāʻauʻona, nā mea agrochemicals, a me nā polymers.

2.2. Hoʻohui i ka Cyanuric Chloride

Hoʻopili ʻia ka cyanuric chloride me ka sodium cyanide. He mea koʻikoʻi ia i ka hana ʻana i nā mea pena, nā pesticides, a me nā kemika mālama wai. Hoʻopili ka synthesis i kahi ʻano o nā hopena e hoʻomaka ana mai ka sodium cyanide, a ʻo kona ʻano kū hoʻokahi e pono ai i nā ʻano hana kemika.

2.3. Hoʻomākaukau ʻana i nā mea hoʻohui Cyanide ʻē aʻe

Hoʻohana pū ʻia ka sodium cyanide no ka hana ʻana i nā pūhui cyanide ʻē aʻe e like me ka potassium cyanide, sodium cyanate, a me nā cyanides metala like ʻole. Loaʻa kēia mau pūhui i nā noi i ka electroplating, hoʻopau metala, a ma ke ʻano he catalysts i kekahi mau hopena kemika.

3. ʻOihana Electroplating

I ka ʻoihana uila, hoʻohana ʻia ka sodium cyanide i ka hana ʻana i nā ʻauʻau electroplating. He mea pono loa ka ʻauʻau ʻauʻau ʻauʻau cyanide no ka hoʻopaʻa ʻana i nā metala e like me ke keleawe, ke kālā, a me ke gula. ʻO nā ion cyanide i loko o ka ʻauʻau ke kōkua i ka hoʻopaʻa ʻana me nā ion metala, kahi e hāʻawi ai i nā pono he nui. Hāʻawi ia i ka waiho ʻana o ka metala ma luna o ka substrate, e loaʻa ana i kahi uhi metala paʻa a paʻa. Eia kekahi, hoʻemi ia i ka polarization ma ka anode, e hōʻoia i ka hoʻoheheʻe ʻana o ka anode metala i ka wā o ke kaʻina electroplating a me ka mālama mau ʻana o nā ion metala i ka ʻauʻau. Eia nō naʻe, ma muli o ka ʻawaʻawa o ka cyanide, ke hana ʻia nei nā hana e hoʻomohala i nā kaʻina hana electroplating non-cyanide. Akā i kēia manawa, hoʻohana nui ʻia ka cyanide-based electroplating i kekahi mau noi kahi e koi ʻia ai ka plating kiʻekiʻe.

4. Organic Synthesis in Pharmaceuticals and Agrochemicals

4.1. Nā lāʻau lapaʻau

Hoʻokomo ʻia ka sodium cyanide i ka synthesis o nā pūhui lāʻau lapaʻau. No ka laʻana, hoʻohana ʻia ia i ka synthesis o kekahi mau amino acids, ʻo ia nā poloka kūkulu o nā protein. I ka synthesis o kekahi mau lāʻau lapaʻau, hiki ke hoʻokomo ʻia ka hui cyanide i loko o ka molecular structure me ka hoʻohana ʻana i ka sodium cyanide i mea hoʻomaka. Hiki ke hoʻololi hou ʻia kēia pūʻulu cyanide ma o nā hopena kemika like ʻole e loaʻa ai nā waiwai pharmacological makemake o ka lāʻau.

4.2. Agrochemical

I ka ʻoihana agrochemical, hoʻohana ʻia ka sodium cyanide i ka hana ʻana i nā pesticides a me nā herbicides. Hoʻopili ʻia kekahi mau lāʻau pesticides me ka cyanide - loaʻa nā mea waena. Ke kōkua nei kēia mau agrochemical i ka pale ʻana i nā mea kanu mai nā pests a me nā nāhelehele, e hoʻonui ai i ka huahana mahiʻai. Eia nō naʻe, ʻo ka hoʻohana ʻana i ka sodium cyanide i ka hana agrochemical pono pū kekahi i ka palekana palekana a me nā hoʻoponopono kaiapuni e pale i nā hopena maikaʻi ʻole i ka kaiaola.

5. Nā noi ʻē aʻe

5.1. Hoʻomaʻemaʻe metala a me ka lapaʻau ʻili

Hiki ke hoʻohana ʻia ka sodium cyanide i ka hoʻomaʻemaʻe metala a me nā kaʻina hana lapaʻau. Hiki ke kōkua i ka wehe ʻana i ka ʻōpala, ka unahi, a me nā mea haumia ʻē aʻe mai nā ʻili metala. I kekahi mau hihia, hoʻohana pū ʻia me nā kemika ʻē aʻe i ka hana metala - hoʻopau i nā hana e hoʻomākaukau ai i ka ʻili metala no ka hana hou ʻana e like me ke pena ʻana a i ʻole ka uhi ʻana.

5.2. Rodenticide

Ma ka mōʻaukala, ua hoʻohana ʻia ka sodium cyanide ma ke ʻano he rodenticide ma muli o kona ʻona nui. Eia nō naʻe, ma muli o ka pōʻino loa e kau ʻia ai i nā mea ola ʻole i hoʻopaʻa ʻia, me ke kanaka, ua kapu loa a pāpā ʻia kona hoʻohana ʻana ma ke ʻano he rodenticide ma nā wahi he nui. Hiki ke loa'a i nā hopena ko'iko'i ka 'ai 'ana a i 'ole ka 'ike 'ana i ka sodium cyanide-based rodenticides, e lilo ia i koho 'ae 'ole no ka ho'omalu 'ana i nā pest i ka hapanui o nā kūlana.

Hoʻomaopopo i ka palekana

ʻOiai ka nui o kāna mau noi, ʻo ka sodium cyanide kahi mea ʻawaʻawa loa. Hiki ke make ke inhaled, inested, a i ʻole i loko o ka ʻili. Ke hoʻopili ʻia ka sodium cyanide me nā ʻakika, hoʻokuʻu ʻo ia i ke kinoea hydrogen cyanide ʻona loa, he mea weliweli loa. Ma nā ʻoihana ʻoihana, ua hoʻonohonoho ʻia nā protocol palekana koʻikoʻi e mālama i ka sodium cyanide. Pono nā limahana e ʻaʻahu i nā lako pale pilikino kūpono, me nā mīkina lima, nā maka, a me nā lole pale. Hoʻolālā ʻia nā hale mālama no ka sodium cyanide e pale aku i ka leakage a i ʻole ka ʻike ʻana i ka wai a me nā waikawa. I ka wā o ka hū ʻana a i ʻole nā ​​pōʻino, hoʻokō koke ʻia nā kaʻina hana decontamination me ka hoʻohana ʻana i nā mea like me ka hydrogen peroxide, hiki ke hoʻohemo i ka sodium cyanide i nā huahana liʻiliʻi.

I ka hopena, he hana koʻikoʻi ka sodium cyanide, ʻoiai ʻo kona ʻona i loko o nā ʻoihana. Loaʻa kāna mau noi mai ka lawe ʻana i nā metala makamae i ka hana ʻana i ka reagent koʻikoʻi i ka synthesis kemika no nā lāʻau lapaʻau a me nā agrochemical. Eia nō naʻe, ʻo ka mālama palekana a me ka hoʻohana ʻana i ka sodium cyanide he mea koʻikoʻi loa ia e pale aku i ke olakino kanaka a me ke kaiapuni.

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