4 Hom Hluav Taws Xob Hluav Taws Xob
Hluav taws kub xwm txheej
Qhov tshwm sim ntawm kev sib tsoo hluav taws yog universal thiab tuaj yeem tshwm sim hauv yuav luag txhua lub chaw kuaj mob. Cov laj thawj ncaj qha ntawm cov xwm txheej zoo li no yog:
1. Tsis nco qab kaw lub hwj chim, ua rau cov khoom siv lossis cov khoom siv hluav taws xob muaj zog rau
ntev heev, qhov kub thiab txias heev, ua rau hluav taws kub; (Lub yim hli ntuj 8, 2005, ib lub chaw soj nstuam ntawm Capital Normal
Tsev kawm ntawv ntes tau hluav taws, qhov ua rau ntawm hluav taws: lub tsev kawm ntawv tus tswv kawm Wei Mou thaum sawv ntxov Lub
kev sim tau ua tiav hauv chav kuaj. Lub hwj chim tsis raug tua thaum tav su. Lub "rotor" ntawm qhov kev sim ntsuas tseem khiav, thiab qhov hluav taws kub tau tshwm sim los ntawm qhov luv luv.
2. Cov kab hluav taws xob hluav taws xob yog kev laus thiab cov khoom siv ntau dhau, ua rau cov kab hluav taws kub thiab ua rau hluav taws kub;
3. Inadvertent los yog tsis tsim nyog cia ntawm cov khoom tawg thiab tawg, thiaj li hais tias qhov hluav taws kub yog nyob rau hauv kev sib cuag nrog cov nplaim taws, ua rau hluav taws;
4. Nthuav cov luam yeeb pob tw, kov cov khoom siv hluav taws xob, ua rau hluav taws.
Cov xwm txheej tawg
Kev sib tsoo tawg feem ntau tshwm sim hauv chav kuaj nrog cov khoom tawg thiab tawg thiab
cov hlab ntsha siab. Cov laj thawj ncaj qha ntawm cov xwm txheej zoo li no yog:
1. Tawg tshwm sim los ntawm kev siv cov khoom siv thiab cov hlab ntsha siab (xws li cov pa roj siab
cylinders) ua txhaum ntawm cov txheej txheem kev khiav hauj lwm;
2. Cov cuab yeej yog kev laus, muaj faults los yog tsis xws luag, ua rau kom tawg ntawm cov khoom siv hluav taws xob thiab cov khoom tawg, ua rau tawg thaum muaj hluav taws.
3. Kev tuav tsis raug ntawm cov khoom siv hluav taws xob thiab cov khoom tawg, ua rau combustion thiab tawg; xws li cov khoom (xws li trinitrotoluene, picric acid, ammonium nitrate, azide, thiab lwm yam) yuav raug thermal kev sib txhuam, kev cuam tshuam, kev co thiab lwm yam sab nraud los yog lwm yam khoom thaum cov ntaub ntawv tsis sib haum tuaj rau hauv kev sib cuag, cov tshuaj tiv thaiv hnyav tshwm sim, generating. ib tug loj npaum li cas ntawm cov pa roj thiab kub kub, ua rau tawg.
4. Cov oxidants muaj zog tuaj yeem decompose ua ke nrog cov khoom uas tsis sib haum nrog xwm, ua rau combustion thiab tawg.
5. Kev tawg ntawm cov khoom siv, tshuaj, thiab lwm yam tshwm sim los ntawm hluav taws kub.
Cov xwm txheej lom lom
Feem ntau cov teeb meem tshuaj lom tshwm sim nyob rau hauv cov chaw soj nstuam nrog cov tshuaj lom neeg thiab tshuaj lom neeg thiab hauv
cov chaw soj nstuam nrog cov tshuaj lom emissions. Cov laj thawj ncaj qha ntawm cov xwm txheej zoo li no yog:
1. Nqa cov zaub mov mus rau hauv lub chaw kuaj tshuaj lom, ua rau muaj kev noj tshuaj lom (piv txwv li: ib tug neeg ua haujlwm
ntawm ib lub tsev kawm ntawv qib siab hauv Nanjing yuam kev siv cov aniline-muaj cov khoom nruab nrab hauv cov
tub yees raws li ib tug qaub plum kua zaub, ua rau lom, vim hais tias lub tub yees siv nyob rau hauv lub
tub yees. Khaws cov kua txiv qaub kua txiv rau cov neeg ua haujlwm haus);
2. Cov cuab yeej cuab tam muaj kev laus, muaj qhov tsis zoo los yog qhov tsis xws luag, ua rau muaj cov pa phem los yog cov pa roj carbon monoxide emissions, ua rau muaj tshuaj lom;
3. Kev tswj tsis zoo, kev ua haujlwm tsis zoo lossis kev ua haujlwm tsis raug cai, kev tuav tsis raug ntawm cov tshuaj lom
cov tshuaj tom qab kev sim, ua rau poob ntawm cov tshuaj lom, ua rau muaj kuab lom thiab ib puag ncig;
4. Cov kav dej khib nyiab pov tseg yog thaiv lossis hloov kho, ua rau cov dej khib nyiab muaj kuab lom ntws tawm yam tsis muaj kev kho mob, ua rau muaj kuab paug ib puag ncig.
Mechanical thiab hluav taws xob raug mob tib neeg kev huam yuaj
Electromechanical kev raug mob tshwm sim feem ntau nyob rau hauv lub chaw soj nstuam nrog high-ceev kev sib hloov los yog cuam tshuam kev txav, los yog nyob rau hauv lub chaw soj nstuam nrog nyob ua hauj lwm thiab nyob rau hauv lub chaw soj nstuam nrog kub kub. Kev ua tau zoo thiab tam sim ntawd ua rau muaj kev huam yuaj yog:
1. Kev ua haujlwm tsis raug lossis tsis muaj kev tiv thaiv, ua rau crushing, snagging, thiab kev sib tsoo;
2. Kev ua txhaum ntawm cov txheej txheem kev khiav hauj lwm los yog vim muaj kev laus ntawm cov khoom siv thiab cov chaw, muaj kev ua txhaum thiab tsis xws luag, ua rau hluav taws xob poob siab thiab arc sparks;
3. Kev siv tsis raug ntawm cov roj kub kub, thiab ua kua ua kua rau tib neeg.
Khoom siv puas tsuaj
Cov khoom siv puas tsuaj tshwm sim feem ntau hauv cov chaw kuaj mob uas tau ua kom sov los ntawm hluav taws xob. Kev ua tau zoo thiab tam sim ntawd ua rau muaj kev huam yuaj yog:
Lub hwj chim tsis ua hauj lwm tam sim ntawd vim yog txoj kab txhaum los yog xob laim ua rau cov cua sov nruab nrab tsis rov qab mus rau nws qhov qub raws li qhov yuav tsum tau ua kom cov khoom puas tsuaj. Piv txwv li, txog 20 qhov teeb meem mercury tube raug xwm txheej (tsawg txog 15,000) tau tshwm sim ob zaug hauv ib lub tsev kawm ntawv hauv Hunan tsis ntev dhau los, uas yog tshwm sim los ntawm hluav taws xob tam sim ntawd.
Cov txheej txheem kev sib tsoo hauv chav kuaj
Kev Tiv Thaiv thiab Kho Cov Hluav Taws Xob Hluav Taws Xob
Thaum siv cov volatile, flammable organic solvent xws li benzene, ethanol, diethyl ether, los yog acetone, yog tias nws tsis ua haujlwm, nws yuav ua rau muaj hluav taws kub. Txhawm rau tiv thaiv kev raug xwm txheej, koj yuav tsum nco ntsoov
xyuam xim rau cov ntsiab lus hauv qab no:
(1) Thaum tuav thiab tuav cov nplaim hluav taws thiab cov kuab tshuaj tawg, kom deb ntawm hluav taws;
cov residue ntawm cov khoom tawg yuav tsum tau ua tib zoo ua kom puas (xws li decomposing hlau acetylide nrog hydrochloric acid los yog nitric acid); Tsis txhob muab cov hlua khi uas tsis tiav Rau cov khoom uas ua rau muaj kev kub ntxhov (xws li Raney Nickel rau cov tshuaj tiv thaiv hydrogenation) thiab lim ntawv nrog lawv, lawv yuav tsum tsis txhob muab pov tseg ntawm qhov xav tau, kom tsis txhob muaj hluav taws kub thiab ua rau hluav taws.
(2) Ua ntej kev sim, ua tib zoo xyuas seb qhov ntsuas puas yog, ruaj khov thiab nruj; kev ua haujlwm yuav tsum raug thiab nruj; thaum lub sijhawm ua haujlwm siab, tsis txhob ua rau lub kaw lus kaw, txwv tsis pub muaj kev sib tsoo tawg; rau cov kua uas kub kub hauv qab 80 ° C,
Feem ntau, nws yuav tsum tau rhuab los ntawm da dej thaum nws yog distilled. Nws tsis tuaj yeem raug cua sov ncaj qha los ntawm hluav taws. Hauv kev sim ua haujlwm, cov organic vapor yuav tsum tau tiv thaiv kom tsis txhob ntws tawm, thiab nws yuav tsum tsis txhob muab cua sov los ntawm cov khoom qhib. Txhawm rau tshem tawm cov kuab tshuaj, nws yuav tsum tau ua nyob rau hauv lub fume hood.
(3) Nws tsis raug tso cai kom khaws cov khoom siv hluav taws xob ntau ntau hauv chav kuaj. Hauv
qhov xwm txheej ntawm qhov hluav taws kub hauv qhov kev sim, koj yuav tsum tsis txhob ntshai thiab yuav tsum nyob twj ywm. Ua ntej txiav tawm tag nrho cov khoom siv hluav taws xob thiab hluav taws xob hauv chav tam sim. Tom qab ntawd cawm thiab tua hluav taws raws li qhov xwm txheej tshwj xeeb.
Common anti-law:
1. Thaum cov kua hluav taws kub hnyiab, tam sim ntawd tshem tawm tag nrho cov khoom hluav taws kub hauv qhov chaw tua hluav taws thiab tua lub tshuab ua pa kom tiv thaiv kom tsis txhob tawg.
2. Thaum dej cawv thiab lwm yam dej-soluble kua hluav taws kub, siv dej tua hluav taws.
3. Thaum cov kuab tshuaj organic xws li roj av, ether lossis toluene raug hluav taws, siv ntaub asbestos lossis xuab zeb qhuav los tua. Tsis txhob siv dej, txwv tsis pub, nws yuav ua rau kom qhov chaw hlawv.
4. Thaum cov poov tshuaj, sodium los yog lithium nyob rau hauv hluav taws, nws yuav tsum tsis txhob siv: dej, ua npuas ncauj tua hluav taws, carbon dioxide, carbon tetrachloride, thiab lwm yam., tuaj yeem tua nrog cov xuab zeb qhuav thiab graphite hmoov.
5. Thaum cov khoom siv hluav taws xob xaim hluav taws xob, tsis txhob siv dej thiab cov pa roj carbon dioxide tua hluav taws (ua npuas dej tua hluav taws) kom tsis txhob muaj hluav taws xob poob. Lub hwj chim yuav tsum tau muab tua ua ntej siv cov pa roj carbon dioxide lossis carbon tetrachloride tua hluav taws.
6. Thaum cov khaub ncaws raug hluav taws, tsis txhob khiav. Tam sim ntawd npog lawv nrog ntaub asbestos los yog tuab
lub tsho tiv no sab nrauv, lossis ceev nrooj tshem koj cov khaub ncaws. Thaum hluav taws hnyav, koj yuav tsum yob rau hauv pem teb mus
tua hluav taws.
7. Thaum lub qhov cub pom tias muaj ntxhiab tsw lossis haus luam yeeb, lub hwj chim yuav tsum tau txiav tawm sai, thiab maj mam
txias, thiab lub tshuab tua hluav taws yuav tsum npaj siv. Tsis txhob maj qhib lub qhov cub kom tsis txhob muaj
Sudden mov ntawm huab cua los pab hlawv (tawg), ua rau hluav taws.
8. Ua tib zoo saib xyuas kev tiv thaiv ntawm qhov chaw thaum muaj hluav taws kub. Kev kub ntxhov loj dua
yuav tsum tau qhia tam sim. Yog tias muaj mob hnyav, nws yuav tsum raug xa mus rau tsev kho mob
tam sim no.9. Paub koj tus kheej nrog qhov chaw ntawm cov cuab yeej tua hluav taws hauv chav kuaj thiab yuav siv lub tshuab tua hluav taws li cas.
3 Yam Yuav Tsum Ua Thaum Hluav Taws Kub
1. Qhia hluav taws thiab suab tswb
2 Cov chaw tua hluav taws yuav raug siv los cawm qhov hluav taws kub thawj zaug;
3 Kev khiav tawm tsev
Yuav siv li cas portable qhuav hmoov tua hluav taws:
1. Ua ntej rhuav tshem cov hlau lead me me thiab rub tawm tus pin tuav pov hwm;
2. Siv ib txhais tes los nias lub zog tuav thiab tom qab ntawd nqa lub tshuab tua hluav taws;
3. Tuav lub nozzle nrog rau lwm cov tes thiab tshuaj tsuag cov hmoov qhuav qhuav mus rau lub nplaim taws ntawm
thaj chaw hlawv.
Pkev kho mob thiab kev kho mob ntawm Explosion Accidents
(1) Qee qhov sib xyaw ua ke ua rau tawg.
Xws li: peroxides nyob rau hauv cov organic tebchaw, aromatic poly nitro tebchaw thiab nitrates, qhuav diazonium
ntsev, azides, hnyav hlau acetylides, thiab lwm yam, yog cov khoom tawg, thiab yuav tsum tau xyuam xim tshwj xeeb rau lawv.
siv thiab ua haujlwm. Thaum cov peroxide-muaj ether distilled, muaj kev txaus ntshai ntawm tawg, thiab
Lub peroxide yuav tsum tau muab tshem tawm ua ntej. Yog tias muaj peroxide, nws tuaj yeem raug tshem tawm los ntawm kev ntxiv cov kua qaub ntawm ferrous sulfate. Aromatic polynitro compounds tsis haum rau ziab hauv qhov cub. Cov
kev sib xyaw ua ke ntawm ethanol thiab concentrated nitric acid tuaj yeem ua rau tawg tawg heev;
(2) Cov cuab yeej ntsuas tsis raug lossis ua haujlwm tsis raug, qee zaum ua rau muaj qhov tshwm sim
tawg.
Yog hais tias distillation los yog cua sov yog nqa tawm nyob rau hauv ib txwm siab, lub twj paj nruag yuav tsum tau txuas nrog lub
huab cua. Ceev faj thaum distilling, tsis txhob evaporate cov khoom. Cov cuab yeej iav uas tsis tiv taus rau sab nraud (xws li cov iav hauv qab thiab Erlenmeyer khob, thiab lwm yam) tsis tuaj yeem siv thaum ua haujlwm decompression.
(3) Thaum cov pa roj xws li hydrogen, acetylene lossis ethylene oxide tov nrog huab cua mus rau
qee qhov piv txwv, qhov sib xyaw tawg yuav raug tsim, uas yuav tawg yog tias raug qhib
nplaim taws. Yog li ntawd, qhov qhib nplaim taws yuav tsum raug txwv nruj thaum siv cov tshuaj saum toj no. Rau kev sib xyaw ua ke nrog ntau cov cua sov tso tawm, ua tib zoo ntxiv cov khoom maj mam thiab xyuam xim rau qhov txias, thiab tib lub sij hawm tiv thaiv kev sib tsoo los ntawm kev xau ntawm lub piston ntawm cov xau funnel.
Kev Tiv Thaiv thiab Kev Kho Mob ntawm Kev Ua Phem Txhaum Cai Feem ntau ntawm cov reagents nyob rau hauv qhov kev sim yog lom. Cov tshuaj lom neeg feem ntau ua rau lom los ntawm
inhalation ntawm daim tawv nqaij, infiltration thiab ingestion.
Thaum tuav cov tshuaj lom neeg, malodorous thiab tshuaj lom, xws li H2S, NO2, Cl2, Br2, CO, SO2, SO3, HCl, HF, concentrated nitric acid, fuming sulfuric acid, concentrated hydrochloric acid, acetyl chloride, thiab lwm yam. lub fume hood Nyob rau hauv kev kawm. Tom qab lub hood qhib, tsis txhob muab tso
koj lub taub hau mus rau hauv lub txee thiab ua kom lub chaw soj nstuam zoo-ventilated.
Hauv kev sim, kev sib cuag ncaj qha nrog cov tshuaj yuav tsum zam, tshwj xeeb tshaj yog rau kev sib cuag ncaj qha nrog
tshuaj. Cov organic teeb meem ntawm daim tawv nqaij yuav tsum tau ntxuav tam sim ntawd nrog dej ntau thiab xab npum. Tsis txhob ntxuav nrog cov kuab tshuaj organic, vim qhov no tsuas yog nce tus nqi ntawm cov tshuaj nkag mus rau ntawm daim tawv nqaij.
Cov organic teeb meem txaws rau ntawm lub rooj lossis hauv av yuav tsum tau muab tshem tawm raws sijhawm. Yog tias
mercury tus pas ntsuas kub yog kev puas tsuaj, cov mercury uas tau poob rau hauv av yuav tsum tau sau kom ntau li ntau tau thiab npog nrog cov hmoov sulfur nyob rau hauv qhov chaw uas nws tawg.
Cov tshuaj lom neeg uas siv hauv qhov kev sim no tau khaws cia los ntawm cov thawj coj kev tshawb fawb ntawm txhua pawg tshawb fawb thiab muab faib rau cov neeg siv khoom raws li qhov tsim nyog thiab qhov seem yuav tsum rov qab los. Cov tais diav uas muaj cov tshuaj lom yuav tsum tau sau thiab cim thiab yuav tsum tau muab ntxuav kom huv si raws sijhawm. Cov rooj ua haujlwm thiab cov dab dej ntawm cov tshuaj lom neeg feem ntau siv. Cov tshuaj lom residues tom qab kev sim yuav tsum tau muab pov tseg raws li cov cai hauv lub chaw soj nstuam thiab tsis raug tso cai pov tseg.
Hauv kev ua haujlwm ntawm cov tshuaj lom, yog tias koj hnov mob caj pas, tsis muaj xim lossis cyanosis ntawm daim di ncauj, mob plab lossis xeev siab thiab ntuav, palpitations thiab kiv taub hau, nws yuav tshwm sim los ntawm kev lom.
Tam sim ntawd tom qab kev pab thawj zaug, kev kho mob xwm txheej ceev hauv qab no tau muab rau hauv tsev kho mob kom kho, yam tsis muaj kev ncua.
(a) Cov tshuaj lom los yog kua: Cov tshuaj lom yog nchuav tawm tam sim ntawd hauv qhov ncauj thiab yaug
nrog dej ntau. Yog tias koj noj alkali, haus dej kom ntau thiab haus mis nyuj. Cov neeg uas noj cov kua qaub, haus dej ua ntej, ces noj Mg (OH) 2 emulsion, thiab thaum kawg haus mis nyuj. Tsis txhob siv emetics lossis noj carbonates lossis bicarbonates. Rau qhov hnyav hlau ntsev lom, haus ib khob ntawm cov kua dej uas muaj ob peb grams ntawm MgSO4 thiab nrhiav kev kho mob tam sim ntawd. Tsis txhob ntuav
tshuaj kom tsis txhob muaj kev phom sij lossis ua rau mob hnyav. Cov neeg uas muaj arsenic thiab mercury lom yuav tsum nrhiav kev kho mob sai sai.
(b) Inhaled pa roj los yog vapor lom: tam sim ntawd hloov mus rau sab nraud, tshem lub dab tshos thiab
nyees khawm, thiab ua pa tshiab. Artificial shock yuav tsum tau siv rau kev poob siab, tab sis tsis txhob siv qhov ncauj qhov ncauj. Tam sim ntawd xa mus tsev kho mob thawj zaug
Kev Tiv Thaiv thiab Kev Kho Mob ntawm Laboratory Electric
Kev poob siab
Lub tshuab hluav taws xob hluav taws xob, lub tes tsho hluav taws xob cua sov, hluav taws xob sib tov, thiab lwm yam yog feem ntau siv hauv kev sim. Thaum siv cov khoom siv hluav taws xob, tib neeg lub cev yuav tsum raug tiv thaiv los ntawm kev sib cuag ncaj qha nrog cov khoom siv hluav taws xob thiab cov xov hlau asbestos mesh yuav tsum nyob rau hauv kev sib cuag nrog cov hluav taws xob tiv thaiv ntawm lub cub hluav taws xob; cov khoom ntub dej yuav tsum tsis txhob kov los ntawm tes ntub lossis ob txhais tes. Nws yog nruj me ntsis txwv tsis pub drip dej thiab lwm cov kuab tshuaj rau hauv lub tes tsho hluav taws xob cua sov kom tiv thaiv luv luv ntawm cov khoom siv hluav taws xob.
Txhawm rau tiv thaiv hluav taws xob poob siab, cov hlau casing ntawm cov cuab yeej thiab cov khoom siv yuav tsum tau txuas nrog hauv av xaim. Tom qab kev sim, lub ntsuas ntsuas yuav tsum tau muab tua, thiab tom qab ntawd lub ntsaws txuas nrog lub hwj huam mov yuav tsum muab tso tseg. Tshawb xyuas cov khoom siv hluav taws xob kom pom cov dej xau. Siv tus cwj mem xeem. Yuav tsum tsis txhob siv cov twj tso kua mis.
Txoj kev pab thawj zaug thaum hluav taws xob tshwm sim:
1 Tua lub zog;
2 Siv cov ntoo qhuav los cais cov hlau ntawm tus neeg raug tsim txom;
3 Cai cais cov neeg raug tsim txom tawm hauv lub tebchaws. Hauv kev pab thawj zaug, tus thawj pab yuav tsum muaj kev nyab xeeb
kev ntsuas los tiv thaiv hluav taws xob poob siab. Tes lossis ko taw yuav tsum tau insulated. Yog tias tsim nyog,
ua pa ua pa thiab xa mus rau tsev kho mob kho.
Thawj pab paub txog lwm yam xwm txheej hauv chav kuaj
(1) iav txiav: Feem ntau, lub teeb raug mob yuav tsum tau nyem tawm hauv lub sij hawm, thiab cov iav fragments yuav tsum tau muab tshem tawm nrog sterile tweezers. Ntxuav lub qhov txhab nrog dej distilled, siv iodine, thiab tom qab ntawd muab cov ntaub qhwv ntaub qhwv los yog ntaub qhwv; ib lub qhov txhab loj yuav tsum tau siv tam sim ntawd. Cov ntaub qhwv nruj nruj rau sab sauv ntawm qhov txhab, ua rau lub qhov txhab nres los ntshav thiab maj nrawm mus rau tsev kho mob kom kho.
(2) Scalding: Thaum hlawv los ntawm nplaim taws, chav, iav kub kub, hlau, thiab lwm yam., tam sim ntawd ntxuav los yog tsau lub qhov txhab nrog dej kom txaus kom txias kom tsis txhob kub kub. Yog hais tias nws yog blistered, nws yuav tsum tsis txhob tawg. Siv cov ntaub qhwv ntsej muag thiab mam li xa mus rau tsev kho mob kom kho. Rau kev kub hnyiab me me, siv qee cov roj siab cod los yog scalding ointment lossis scented oil rau lub qhov txhab. Yog tias daim tawv nqaij hlwv (hluav taws kub), tsis txhob rhuav tshem cov hlwv kom tiv thaiv kab mob; yog hais tias daim tawv nqaij yog xim av los yog dub (peb-theem hlawv), thov ib tug qhuav
thiab sterile sterile gauze thiab maj mam qhwv nws hauv tsev kho mob.
(3) Hlawv los ntawm acid, alkali lossis bromine:
(a) Yog tias daim tawv nqaij raug hlawv los ntawm cov kua qaub, yaug nws nrog dej txaus tam sim ntawd. (Yog hais tias daim tawv nqaij muaj cov concentrated sulfuric acid, tsis txhob yaug nrog dej ua ntej, kom tsis txhob muaj cov cua sov tawm thaum cov sulfuric acid hydrated, thiab qhov kev raug mob yuav tsum tau thab plaub. Soak cov concentrated sulfuric acid nrog ib daim ntaub qhuav ua ntej, Tom qab ntawd yaug nrog dej), yaug kom huv si, tshem tawm nrog 2 mus rau 5% sodium bicarbonate tov los yog dej xab npum, thiab thaum kawg yaug nrog dej thiab siv Vaseline.
(b) Cov lye hlawv yuav tsum tau ntxuav tam sim ntawd nrog ntau cov dej ntws,
Ntxiv rinsed nrog 2% acetic acid los yog 3% boric acid tov, thiab thaum kawg yaug nrog dej, thiab ces coated nrog petrolatum.
(c) Tam sim ntawd ntxuav cov phenol nrog 30% cawv, yaug nws nrog dej kom ntau, thiab tom qab ntawd muab cov tshuaj saturated sodium sulfate rau 4 mus rau 6 teev. Txij li thaum cov phenol yog diluted nrog dej los ntawm 1: 1 los yog 2: 1, nws yog instantaneous. Muaj peev xwm ua kom cov tawv nqaij puas tsuaj thiab ua rau kom nqus tau cov phenol, yog li tsis txhob yaug qhov chaw paug nrog dej ua ntej. Tom qab qhov kub hnyiab saum toj no, yog tias lub qhov txhab ntawm qhov txhab hlwv, nws tsis tsim nyog los rhuav tshem cov hlwv. Tom qab kev kho mob hnyav, tus neeg raug mob hnyav tau maj mus rau hauv tsev kho mob.
(4) Acid, lye lossis lwm yam khoom txawv teb chaws tawg rau hauv qhov muag:
(a) Cov kua qaub nplawm rau hauv lub qhov muag, yaug tam sim ntawd nrog dej txaus, thiab yaug nrog 1% sodium bicarbonate tov.
(b) Yog hais tias nws yog lye, yaug tam sim ntawd nrog dej txaus thiab yaug nrog 1% boric acid tov. Khaws koj daim tawv muag qhib thaum koj ntxuav koj ob lub qhov muag. Koj tuaj yeem pab qhib daim tawv muag thiab txuas ntxiv yaug rau 15 feeb. Cov neeg mob hnyav raug xa mus rau tsev kho mob tam sim ntawd tom qab kev kho mob thawj zaug.
(c) Yog hais tias cov khoom txawv teb chaws xws li ntoo chips los yog hmoov av tuaj yeem qhib los ntawm lwm tus, maj mam tshem tawm cov khoom txawv teb chaws nrog cov paj rwb sterile swab, los yog cia nws los kua muag. Tom qab cov khoom txawv teb chaws raug tso tawm, ntxiv ob peb tee ntawm cod siab roj. Nws yog qhov txaus ntshai yog tias cov iav schard nkag mus rau qhov muag. Lub sijhawm no, sim ua kom siab. Tsis txhob rub nws nrog koj txhais tes. Tsis txhob cia lwm tus tig koj lub qhov muag. Sim tsis txhob tig koj lub qhov muag, cia lawv quaj, thiab qee zaum cov khib nyiab yuav ntws tawm nrog kua muag. Tom qab gauze, maj mam qhwv koj ob lub qhov muag, thiab tam sim ntawd xa cov neeg raug mob mus rau lub tsev kho mob.
(5) Rau cov tshuaj muaj zog acid corrosion, thawj zaug haus dej ntau, ces muab tshuaj txhuam aluminium hydroxide, thiab nqaij qaib protein; rau cov tshuaj lom alkaline muaj zog, nws yog qhov zoo tshaj kom haus dej ntau, ces noj vinegar, kua txiv qaub, thiab nqaij qaib protein. Tsis txhob tso kua mis nrog kua qaub lossis alkali lom. Tsis txhob noj cov tshuaj ntuav.
(6) Mercury tuaj yeem nkag mus rau tib neeg lub cev tau yooj yim los ntawm txoj kev ua pa, thiab tseem tuaj yeem nqus ncaj qha los ntawm daim tawv nqaij kom ua rau lom lom. Cov tsos mob ntawm kev lom hnyav yog xim hlau tsw hauv lub qhov ncauj, exhaled gas kuj tsw; qaub, dub rau
cov pos hniav thiab daim di ncauj nrog mercury sulfide; cov qog o thiab cov qog ua kua qaub. Yog tias koj raug tshuaj lom yam tsis pom kev, koj yuav tsum raug xa mus rau tsev kho mob kom kho mob xwm txheej ceev. Nyob rau hauv mob hnyav, lub plab yog ntxuav kom huv si nrog toner los yog ntuav tus neeg saib xyuas, los yog protein (xws li 1 liter ntawm mis nyuj ntxiv.
3 qe dawb) los yog castor roj yog detoxified thiab ntuav.
Hais tias, WUBOLAB, ib tug tseem ceeb Laboratory glassware chaw tsim tshuaj paus, muaj cov kev daws teeb meem iav zoo tagnrho tos koj. Peb muab cov iav saum toj kawg nkaus hauv ntau qhov ntau thiab tsawg thiab hom, suav nrog iav beakers, lag luam wholesale iav fwj, boiling flasks, thiab Laboratory funnels. Peb muaj ntau yam ua kom ntseeg tau tias koj tuaj yeem nrhiav cov iav zoo meej rau koj qhov chaw kuaj mob tshwj xeeb.
