
Okwu Mmalite
Cyanides, karịsịa sodium cyanide, bụ ihe na-egbu egbu nke ukwuu. Ijikwa ihe na-ezighi ezi nwere ike ibute nnukwu ihe egwu ahụike, mmetọ gburugburu ebe obibi, na ọbụna tinye ndụ n'ihe egwu. Ya mere, ọ dị oke mkpa inwe nghọta miri emi ma soro usoro nchekwa siri ike mgbe ị na-emeso kemịkalụ ndị a.
Ngwá Ọrụ Nchedo Onwe (PPE)
Nchedo iku ume
Ọ dị mkpa iji ngwa iku ume nke onwe (SCBA) nwere ihe mkpuchi ihu zuru oke. Gụnyere na Cyanides enwere ike iku ume n'ụdị uzuzu, uzuzu, ma ọ bụ gas, nha a dị oke mkpa. Ekwesịrị ịkwado SCBA na nzacha ikuku dị elu (HEPA) iji gbochie cyanide ọ bụla - nwere ụmụ irighiri ịbanye na sistem iku ume.
Akwa Uche
Yiri uwe kemịkalụ na-eguzogide ihe ndị dị ka Tyvek ma ọ bụ neoprene. Uwe ahụ kwesịrị ikpuchi ahụ dum, gụnyere aka, ụkwụ, na isi. A na-atụ aro ka ị na-eyi gloves na-adịghị agwụ agwụ nke ejiri butyl rọba iji chebe aka. Akpụkpọ ụkwụ nchekwa nwere mkpịsị ụkwụ nchara na kemịkalụ - sọl na-eguzogide dịkwa mkpa iji gbochie ụkwụ nke ọma ịbịa na kọntaktị. cyanides.
Nchedo Anya
Na mgbakwunye na ihe mkpuchi ihu SCBA, kemịkalụ - splash goggles kwesịkwara ịkwado ya. Igwe enyo ndị a nwere ike inye nchebe ọzọ iji gbochie ngwọta cyanide ka ọ ghara ịfesa n'ime anya.
Ijikwa anya
nchekwa
Ekwesịrị ịchekwa Cyanides n'ebe a họpụtara ahọpụtara nke ọma na nke ikuku, na-esi na ebe okpomọkụ, acid, na ihe ndị na-emepụta ihe na-ekpo ọkụ. Cyanides na-emeghachi omume ike na acids iji mepụta gas cyanide hydrogen na-egbu egbu nke ukwuu. Nke nchekwa A ghaghị mechie akpa ahụ nke ọma ma tinye aha kemịkal, ịdọ aka ná ntị ihe egwu, na ntụziaka njikwa.
Nyefee na Jiri
Mgbe ị na-ebufe cyanides site n'otu akpa gaa na nke ọzọ, jiri oghere pụrụ iche ma nyefee akụrụngwa dabara na cyanides. A machibidoro iwu ịwụsa ya ozugbo. N'ime ụlọ nyocha ma ọ bụ ụlọ ọrụ mmepụta ihe, a ga-arụ ọrụ niile metụtara cyanides na mkpuchi uzuzu iji gbochie uzuzu na-egbu egbu ịgbasa na mpaghara ọrụ izugbe.
Jiri ihe ọ̀tụ̀tụ̀ atụ̀ ahazi ma ọ bụ ngwá ọrụ volumetric iji tụọ cyanide nke ọma. Zenarị nha ma ọ bụ ntapu, n'ihi na ọbụlagodi obere cyanide nwere ike ibute nnukwu ihe egwu.
Atụmatụ nzaghachi mberede
ọzụzụ
Ndị ọrụ niile nwere ike ịbanye na cyanides ga-enweta ọzụzụ na ya Emergency usoro nzaghachi. Ọdịnaya ọzụzụ ahụ na-ekpuchi ịchọpụta ihe mgbaàmà nke nsị cyanide (dịka isi ọwụwa, isi ọwụwa, iku ume ngwa ngwa, enweghị mmụọ, wdg) na ịmụta usoro mmejuputa nke mbụ - enyemaka enyemaka.
Ngwa ngwa mberede
Ekwesịrị ịnye ebe nchekwa anya mberede na ebe nchekwa nchekwa na mpaghara ọrụ. N'ihe gbasara akpụkpọ ahụ ma ọ bụ anya anya na cyanides, iji nnukwu mmiri na-agbanye ngwa ngwa bụ isi ihe. Na mgbakwunye, a ga-echekwa ọgwụ mgbochi cyanide pụrụ iche dị ka hydroxocobalamin, sodium nitrite, na sodium thiosulfate na saịtị, mana a ga-ejirịrị ya n'okpuru nduzi nke ndị ọkachamara ahụike.
Ekwesịrị ịhazi ụzọ ọpụpụ na usoro doro anya. N'ọnọdụ nke nnukwu cyanide leak ma ọ bụ ntọhapụ, ndị ọrụ kwesịrị ịma ka esi agbapụ ebe ahụ ngwa ngwa na n'enweghị nsogbu.
Mkpofu nke Cyanide
Ọgwụ Chemical
Otu n'ime ụzọ a na-ejikarị agwọ cyanide - ihe mkpofu nwere bụ kemịkalụ oxidation. Enwere ike iji sodium hypochlorite (bleach) mee ka cyanide oxidize n'ime ihe ndị na-egbu egbu. Ekwesịrị iji nlezianya chịkwaa mmeghachi omume a na mpaghara ikuku ikuku. Usoro mmeghachi omume izugbe bụ nke a:
2NaCN + 5NaClO + H₂O → N₂ + 2NaHCO₃ + 5NaCl
Nhọrọ ọzọ bụ iji hydrogen peroxide n'okpuru ọrụ nke onye na-emepụta ihe. Usoro a nwekwara ike ịtụgharị cyanide ka ọ bụrụ ngwaahịa na-adịghị egbu egbu.
Ntughari
Mgbe ọgwụgwọ oxidation gasịrị, ngwọta ahụ nwere ike ịdị mkpa ka ewepụ ya. Ọ bụrụ na ihe ngwọta a na-agwọ bụ acidic n'ihi usoro oxidation, a pụrụ iji isi dị ka sodium hydroxide mee ka uru pH dị na njedebe na-anọpụ iche (pH 6 - 9).
Mwepu nnabata
Mgbe a gwọchara ma wepụsịa cyanides, a ga-ekpochapụ ihe mkpofu a na-emepụta dị ka iwu obodo, steeti na gọọmenti etiti siri dị. Nke a na-apụtakarị izipu ihe mkpofu ahụ n'ụlọ ebe mkpofu ihe egwu nwere ikike.
mmechi
Ijikwa cyanides, karịsịa sodium cyanide, chọrọ nlezianya dị ukwuu na nrube isi na usoro nchekwa. Site na ịhọrọ akụrụngwa nchedo onwe onye kwesịrị ekwesị, imepụta ihe mberede Atụmatụ nzaghachis, ka usoro mkpofu dị mma, usoro ọ bụla na usoro njikwa kwesịrị ka echebara nke ọma echiche. Site n'ịgbaso ntuziaka ndị a, anyị nwere ike belata ihe egwu dị na ihe ndị a na-egbu egbu ma hụ na nchekwa nke ndị ọrụ na gburugburu ebe obibi.
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