
sodium cyanide yog ib qho tseem ceeb ntawm cov khoom siv raw khoom, siv dav hauv ntau lub lag luam xws li mining, electroplating, thiab tshuaj tsim khoom. Txawm li cas los xij, vim nws cov toxicity siab heev, muaj kev xau lossis kev tuav tsis raug thaum lub sijhawm Tsheb thauj mus los tuaj yeem ua rau muaj kev hem thawj rau tib neeg kev noj qab haus huv thiab ib puag ncig. Yog li ntawd, kev thauj mus los ntawm Sodium Cyanide yuav tsum ua raws li cov cai nruj.
1. Kev Ua Raws Cai
1.1 Txoj Cai Lij Choj
Nyob rau hauv ntau lub teb chaws, kev thauj mus los ntawm sodium cyanide yog nruj me ntsis tswj los ntawm cov kev cai lij choj thiab cov cai. Piv txwv li, hauv Tebchaws Meskas, Lub Tsev Haujlwm Saib Xyuas Kev Thauj Mus Los (DOT) muaj cov txheej txheem ntxaws ntxaws hauv Txoj Cai Tswjfwm Ntiag Tug (CFR), Title 49. Cov kev cai no muaj xws li ntim khoom, daim ntawv lo, daim ntawv lo, thiab kev cob qhia cov neeg ua haujlwm thauj mus los. Hauv Suav teb, "Txoj Cai Tswj Xyuas Kev Nyab Xeeb Kev Nyab Xeeb Kev Nyab Xeeb Kev Nyab Xeeb" qhia meej meej txog kev tswj hwm kev nyab xeeb rau kev thauj mus los ntawm cov tshuaj lom neeg zoo li Sodium cyanide. Cov neeg xa tawm yuav tsum tau txais daim ntawv tso cai xa tawm rau cov tshuaj tswj hwm los ntawm lub teb chaws cov cai ua ntej xa tawm, thiab qhov kawg - siv daim ntawv pov thawj yuav tsum tau txais daim ntawv tso cai xa tawm.
1.2 Daim ntawv tso cai thiab daim ntawv tso cai
Cov tuam txhab tsheb thauj mus los yuav tsum tau txais cov ntawv tso cai tshwj xeeb thiab cov ntawv tso cai thauj cov sodium cyanide. Cov ntawv tso cai no feem ntau yog muab los ntawm tsoomfwv cov chaw haujlwm tom qab kev tshuaj xyuas tag nrho ntawm lub tuam txhab kev tswj hwm kev nyab xeeb, khoom siv thauj mus los, thiab kev tsim nyog ntawm nws cov neeg ua haujlwm. Piv txwv li, hauv kev thauj mus los ntawm cov khoom txaus ntshai hauv European Union, cov tuam txhab yuav tsum ua raws li ADR (European Daim Ntawv Pom Zoo hais txog International Carriage of Dangerous Goods by Road) cov cai thiab tau txais daim ntawv pov thawj ADR tsim nyog.
2. Ntim thiab Sau npe
2.1 Cov khoom ntim khoom
Khoom Sodium Cyanide: Cov khoom siv sodium cyanide feem ntau yog thauj hauv cov nruas steel nrog qhov hnyav ntawm 50 kg. Cov nruas no tau nruab nrog lub hnab PE sab hauv kom tiv thaiv kom tsis txhob yaig. Cov thawv plywood nrog qhov hnyav ntawm 1000 kg, lined nrog puab PE thiab PP laminated woven hnab, kuj tau siv. Cov khoom ntim yuav tsum yog corrosion-resistant thiab muaj lub zog txaus los tiv thaiv kev tuav thiab kev thauj mus los.
Sodium Cyanide Solution: Aqueous sodium cyanide feem ntau yog thauj hauv "nruj - sau" (kaw - voj) tshuab. Rau kev thauj mus los hauv kev tsheb ciav hlau, nws tau thauj lossis thauj mus rau hauv tsheb ciav hlau los ntawm cov tshuaj hoses lossis PTFE - lined loading caj npab. Cov tsheb thauj khoom siv thauj khoom siv rau kev thauj cov tshuaj sodium cyanide yuav tsum ua kom tau raws li DOT cov cai, xws li MC 307 lossis cov thawv ntim tshuaj ISO tsawg. Tag nrho cov tsheb thauj mus los yuav tsum tau nruab nrog lub siab nyem li qub, thiab cov uas muaj qhov hluav taws xob hauv qab yuav tsum tau nruab nrog cov chaw taws teeb tswj-tswj nres li qub.
2.2 Labeling thiab Placarding
Cov ntawv ceeb toom: Tag nrho cov pob khoom uas muaj sodium cyanide yuav tsum tau sau kom meej nrog cov ntawv ceeb toom. Cov ntawv sau no yuav tsum qhia lub npe ntawm cov tshuaj, nws cov tshuaj lom neeg, thiab cov lus ceeb toom tsim nyog, xws li "Poison," "Toxic by Inhalation," thiab "Danger: Can cause death." Cov ntawv sau yuav tsum yog hom lus uas nkag siab yooj yim hauv cheeb tsam kev thauj mus los.
Khob khob: Cov tsheb thauj khoom sodium cyanide yuav tsum tso cov ntawv pov thawj tsim nyog ntawm tag nrho plaub sab. Cov placards no loj, pob zeb diamond - zoo li cov cim qhia uas qhia meej txog qhov xwm txheej ntawm cov khoom thauj. Rau sodium cyanide, daim placard feem ntau yuav qhia tus lej UN (UN1689 rau cov khoom siv sodium cyanide thiab UN3414 rau sodium cyanide tov), chav kawm (Class 6.1. sawv cev rau cov tshuaj lom), thiab cov cim tsim nyog.
3. Cov khoom siv thauj mus los thiab cov xwm txheej
3.1 Cov Khoom Siv Tsheb
Kev Thauj Tsheb Thauj Mus Los: Sodium cyanide feem ntau xa tuaj rau hauv 26.000 - nkas loos DOT - 111 insulated los yog tsis - insulated tank tsheb nrog kev nyab xeeb li qub. Cov tsheb ciav hlau muaj qhov dav sab nraud ntawm 9 feet thiab tag nrho ntev ntawm 45 - 55 ko taw, nrog rau 6 'x 6' chaw qhib lossis offset sib tsoo lub thawv qhib. Lub tsheb tank yuav tsum tau tshuaj xyuas tsis tu ncua rau cov cim qhia ntawm corrosion, to, lossis puas.
Kev Thauj Mus Los: Lub tank tsheb thauj khoom siv thauj khoom sodium cyanide yuav tsum ua raws li cov qauv kev nyab xeeb nruj. Lawv yuav tsum tau nruab nrog cov cuab yeej kev nyab xeeb xws li kaw thaum muaj xwm txheej ceev - tawm li qub, ntsuas ntsuas siab, thiab tiv thaiv kev tiv thaiv rollover. Cov tsheb kuj tseem yuav tsum muaj kev ruaj ntseg braking system thiab ua kom zoo - tswj xyuas kom muaj kev nyab xeeb ntawm kev thauj mus los.
Kev Thauj Tsheb: Thaum thauj sodium cyanide los ntawm huab cua, yuav tsum tau ceev faj tshwj xeeb. Piv txwv li, nyob rau hauv ib rooj plaub uas 25.7 tons ntawm cyanide xav tau thauj los ntawm Xi'an mus rau Mongolia, tus neeg nqa khoom tau siv ntau yam kev ntsuas kev nyab xeeb. Cov khoom thauj tau ntim rau hauv "lub hnab ntim hauv pob + steel nruas sab nraud" yam. Lub nruas steel ntim nrog sodium cyanide tau ruaj khov rau ntawm lub siab - lub tais coj los tiv thaiv kev sib tsoo thiab txav mus los thaum lub sijhawm ya. Airlines feem ntau muab cov neeg ua haujlwm paub dhau los rau cov khoom thauj tshwj xeeb no.
3.2 Cov xwm txheej ib puag ncig
Kub thiab Humidity Control: Sodium cyanide yuav tsum tau thauj mus rau hauv ib qho chaw uas tsis txhob muaj qhov kub thiab txias. Qhov kub thiab txias tuaj yeem ua rau muaj kev pheej hmoo ntawm cov tshuaj lom neeg, thiab cov av noo tuaj yeem ua rau cov khoom siv sodium cyanide nqus dej noo thiab muaj peev xwm tso cov pa roj hydrogen cyanide. Lub tsheb thiab chaw cia khoom yuav tsum tau nruab nrog cov khoom siv ntsuas kub thiab av noo tsim nyog yog tias tsim nyog.
Zam kev poob siab thiab kev vibration: Thaum lub sij hawm thauj mus los, lub tsheb yuav tsum tsis txhob muaj kev poob siab thiab kev co. Kev tsav tsheb tsis zoo, xws li nrawm nrawm nrawm thiab tig ntse, tuaj yeem ua rau cov pob khoom sib tsoo thiab tuaj yeem ua rau lub ntim puas tsuaj, ua rau kom tawg. Yog li ntawd, cov neeg tsav tsheb yuav tsum tau cob qhia kom tsav tsheb zoo thiab zam cov xwm txheej zoo li no.
4. Kev cob qhia neeg ua haujlwm thiab kev ntsuas kev nyab xeeb
4.1 Kev cob qhia yuav tsum muaj
Kev cob qhia txog kev paub dav dav: Txhua tus neeg ua haujlwm koom nrog hauv kev thauj mus los ntawm sodium cyanide, suav nrog cov neeg tsav tsheb, cov neeg thauj khoom, thiab cov neeg saib xyuas, yuav tsum tau txais kev paub dav dav txog cov khoom siv phom sij. Qhov kev cob qhia no suav nrog kev paub txog cov khoom ntawm sodium cyanide, qhov muaj peev xwm txaus ntshai nws tshwm sim, thiab cov txheej txheem kev nyab xeeb yooj yim yuav tsum ua raws.
Muaj nuj nqi - Kev cob qhia tshwj xeeb: Cov neeg ua haujlwm yuav tsum tau txais kev ua haujlwm - kev cob qhia tshwj xeeb ntsig txog lawv txoj haujlwm. Piv txwv li, cov neeg tsav tsheb yuav tsum paub yuav ua li cas teb cov xwm txheej kub ntxhov thaum caij tsheb thauj mus los, xws li kev sib tsoo lossis tsheb sib tsoo. Cov neeg nqa khoom yuav tsum tau kawm txog cov txheej txheem thauj khoom kom raug thiab tshem tawm kom muaj kev nyab xeeb ntawm cov khoom thauj thiab lawv tus kheej.
Kev cob qhia rov tshwm sim: Kev cob qhia tsis tu ncua yog tsim nyog los ua kom cov kev paub thiab kev txawj ntawm cov neeg ua haujlwm mus txog hnub tim. Qhov no yuav pab kom paub tseeb tias lawv ib txwm paub txog cov cai tswj kev nyab xeeb tshiab thiab kev coj ua zoo tshaj plaws hauv kev thauj mus los ntawm sodium cyanide.
4.2 Kev ntsuas kev nyab xeeb
Cov Khoom Siv Tiv Thaiv Tus Kheej (PPE): Thaum tuav sodium cyanide, txhua tus neeg ua haujlwm yuav tsum hnav PPE tsim nyog. Qhov no suav nrog hnab looj tes roj hmab, aprons, khau boots, tsom iav, thiab plua plav pov thawj lossis roj qhov ncauj qhov ntswg. PPE pab tiv thaiv kev sib cuag ncaj qha nrog tshuaj lom neeg thiab nqus pa ntawm nws cov pa phem.
cua: Chaw thau khoom thiab tshem tawm cov chaw, nrog rau sab hauv ntawm cov tsheb thauj mus los, yuav tsum muaj qhov cua zoo. Qhov cua zoo tuaj yeem txo qhov concentration ntawm cov pa phem hauv huab cua thiab txo qhov kev pheej hmoo ntawm kev nqus pa los ntawm cov neeg ua haujlwm. Hauv thaj chaw uas sodium cyanide tau ua haujlwm ntev, cov khoom siv cua tshuab yuav tsum tau nruab.
Cov phiaj xwm daws teeb meem kub ntxhov: Cov tuam txhab thauj mus los yuav tsum muaj cov ncauj lus kom ntxaws txog cov phiaj xwm xwm txheej ceev. Cov phiaj xwm no yuav tsum tau piav qhia txog cov txheej txheem uas yuav tsum tau ua thaum muaj kev nchuav, xau, lossis lwm yam xwm txheej ceev. Cov phiaj xwm yuav tsum suav nrog cov ntaub ntawv tiv tauj rau cov koom haum muaj xwm txheej ceev, xws li cov chaw tua hluav taws hauv zos, cov chaw tiv thaiv ib puag ncig, thiab cov chaw tswj tshuaj lom.
5. Kev Tiv Thaiv Thaum Muaj Xwm Ceev thiab Kev Pov Hwm Pov Hwm
5.1 Txoj Kev Npaj Ua Haujlwm Kub Ceev
Cov txheej txheem npaj ua ntej: Thaum muaj xwm txheej los yog nchuav nrog sodium cyanide, ib qho kev npaj ua ntej kev npaj teb xwm txheej ceev yuav tsum tau qhib tam sim ntawd. Txoj kev npaj yuav tsum tau piav qhia txog cov kauj ruam uas yuav tsum tau ua los tiv thaiv tib neeg lub neej, tiv thaiv kev sib kis ntawm qhov nchuav, thiab txo qis ib puag ncig kev puas tsuaj. Piv txwv li, nws yuav tsum qhia meej yuav ua li cas khiav tawm ntawm thaj chaw ib puag ncig, yuav ua li cas kom muaj cov nchuav, thiab yuav ua li cas rau neutralize sodium cyanide.
Kev sib txuas lus: Kev sib txuas lus meej thiab muaj txiaj ntsig yog qhov tseem ceeb thaum muaj xwm txheej ceev. Lub tuam txhab kev thauj mus los yuav tsum tau ceeb toom tam sim ntawd cov chaw khiav dej num thaum muaj xwm txheej ceev hauv zos, nrog rau cov cai tswj hwm. Tsis tas li ntawd, cov kev sib txuas lus yuav tsum tau tsim nrog cov zej zog nyob ib puag ncig kom qhia lawv txog qhov xwm txheej thiab txhua qhov tsim nyog khiav tawm lossis kev ntsuas kev nyab xeeb.
5.2 Kev Tswj Kev Txhaum Cai
Muaj Muaj: Thaum muaj kev nchuav tshwm sim, thawj kauj ruam yog kom muaj cov sodium cyanide los tiv thaiv nws kev sib kis. Qhov no tuaj yeem ua tiav siv cov khoom nqus dej, xws li cov xuab zeb lossis cov nchuav tshwj xeeb - tswj booms. Qhov chaw nyob ib ncig ntawm qhov nchuav yuav tsum raug kaw kom tsis txhob muaj kev tso cai nkag mus.
Qhov Tsis Muaj: Kua hydrogen cyanide (tsim thaum sodium cyanide reacts nrog dej) thiab lwm yam sodium cyanide yuav tsum neutralized. Rau lub hom phiaj no, muaj zog oxidizing cov neeg ua haujlwm zoo li hydrogen peroxide lossis sodium thiosulfate tuaj yeem siv. Cov txheej txheem neutralization yuav tsum tau ua los ntawm cov kws tshaj lij ua haujlwm raws li cov txheej txheem kev nyab xeeb nruj.
Ntxuav thiab pov tseg: Tom qab neutralization, cov khoom tsis huv, nrog rau cov khoom nqus dej thiab cov av lossis dej cuam tshuam los ntawm kev nchuav, yuav tsum tau muab ntxuav kom zoo thiab pov tseg. Qhov no feem ntau yog thauj cov ntaub ntawv mus rau qhov chaw pov tseg pov tseg uas muaj ntawv tso cai rau kev kho kom nyab xeeb.
Hauv kev xaus, kev thauj mus los ntawm sodium cyanide yog kev tswj hwm thiab kev nyab xeeb - kev ua haujlwm tseem ceeb. Los ntawm nruj me ntsis ua raws li tag nrho cov kev cai hais txog Kev Cai Ua Raws Cai, ntim khoom, khoom siv thauj mus los, kev cob qhia cov neeg ua haujlwm, thiab cov lus teb thaum muaj xwm txheej ceev, cov kev pheej hmoo cuam tshuam nrog kev thauj cov tshuaj lom neeg no tuaj yeem txo qis, ua kom muaj kev nyab xeeb ntawm tib neeg thiab ib puag ncig.
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