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Lwm lub npe: Sodium Hydroxide Purity: 98% min, 99% min CAS No.: CAS 1310-73-2 Molecular Fomula: NaOH Qhov Ncauj: Dawb Flakes, Pearls, Khoom

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Peb lub tuam txhab yog lub tuam txhab kev lag luam tshuaj hauv Suav teb, tshwj xeeb hauv kev ua haujlwm thiab xa tawm ntau yam tshuaj zoo txij li xyoo 1997.

Ntau yam khoom

Cov khoom uas peb muab rau peb cov neeg muas zaub muaj xws li industrial chemicals, tsiaj pub additives, zaub mov additives, agrochemicals, chiv, tshuaj, dej kho thiab minerals. Los ntawm kev txhim kho qhov zoo thiab kev pabcuam, peb yuav muab cov neeg siv khoom nrog cov khoom zoo tshaj plaws uas ua tau raws li lawv cov kev xav tau.

Kev Tswj Xyuas Zoo

Peb lub tuam txhab yog ib lub tuam txhab muaj ntawv pov thawj los ntawm ISO9001: 2008. Peb txuas ntxiv txhim kho peb cov txheej txheem sab hauv thiab sab nraud kom ntseeg tau qhov zoo. Txog rau tam sim no, ntau yam ntawm peb cov tshuaj tau ua tiav qhov kawg ntawm kev sau npe ntawm REACH los pab cov neeg siv khoom siv peb cov tshuaj hauv European lag luam.

 

Tus nqi sib tw

Ntxiv rau qhov zoo, peb xav tias tus nqi sib tw ntawm cov khoom kuj tseem ceeb. Peb cov kev faib tawm thoob ntiaj teb, kev yuav khoom lub zog thiab kev tswj xyuas cov khoom lag luam zoo ua rau peb muab peb cov khoom ntawm tus nqi zoo tshaj.

 

 

 

Kev lag luam nplua nuj

Peb pawg tswj hwm muaj kwv yees li 20 xyoo ntawm kev sib koom ua ke los ua kom tau raws li peb cov neeg siv khoom xav tau. Peb cov tshuaj zoo thiab cov kev pabcuam raug lees paub los ntawm cov neeg siv khoom thoob ntiaj teb. Tsis tas li ntawd, peb cov ceg ntoo txawv teb chaws - Kaiyu Trading tuaj yeem muab kev pabcuam zoo rau cov neeg siv khoom thoob ntiaj teb.

Tsev 12 Rau sab kawg
Luv Taw Qhia rau Caustic Soda

 

Caustic soda, los yog sodium hydroxide, yog ib qho tshuaj tseem ceeb uas tau txais los ntawm electrolyzing sodium chloride tov hauv cov thawv electrolytic. Qhov no dawb thiab permeable compound yog soluble nyob rau hauv dej, ethanol, thiab methanol. Kuj hu ua lye, cov tshuaj no muaj ntau yam kev siv hauv tsev thiab kev lag luam. Koj tuaj yeem nrhiav caustic soda muag hauv ntau qhov sib txawv rau ntau lub hom phiaj. Nws feem ntau yog siv rau hauv cov ntaub so ntswg thiab ntawv, tawv thiab textile, roj thiab roj, zaub mov, thiab tshuaj lom neeg kev lag luam ua ntau yam alkali. Txawm hais tias muaj ntau cov kua dej qab ntsev thiab cov kua qaub muaj nyob rau hauv kev siv hauv tsev, nws yog ib qho tseem ceeb rau kev siv ceev faj thiab kev nyab xeeb iav thaum siv cov dej qab zib caustic. Lub acidic thiab corrosive yam ntawm cov tshuaj ua rau nws txaus ntshai.

Lub cev muaj zog ntawm Caustic Soda
 

Xeev

Caustic soda feem ntau pom muaj nyob rau hauv cov khoom hauv lub xeev xws li flakes, hlaws dai thiab lwm yam. Nws yog xim dawb hauv cov khoom siv.

 

Solubility

Caustic soda muaj siab solubility hauv dej uas txhais tau tias nws tau sai sai yaj thaum tov nrog dej.

 

Kev hloov pauv

Thaum NaOH tau sib xyaw hauv H2O, nws hloov los ntawm cov khoom hauv lub xeev mus rau lub xeev ua kua tam sim ntawd.

 

Thaum tshav kub kub tiam

Caustic soda generates ib qho tseem ceeb ntawm tshav kub thaum ua cov tshuaj tiv thaiv nrog dej raws li cov tshuaj tiv thaiv no yog exothermic. Qhov no yog ib qho khoom tseem ceeb rau cov kev daws teeb meem ntawm NaOH.

 

Qhov ntom

Qhov ntom ntawm NaOH yog ncaj qha proportional rau qhov concentration ntawm NaOH hauv cov tshuaj. NaOH cov kev daws teeb meem muaj qhov ntom ntom dua li dej.

 

Chemical Properties of Caustic Soda

Alkalinity

Caustic soda qhia tau hais tias muaj zog alkaline. Nws yog lub hauv paus muaj zog. Thaum koj yaj nws hauv dej, nws tso OH- ions thiab tsim cov tshuaj alkaline.


Reactivity nrog acids

Caustic soda tuaj yeem hnov ​​​​mob nrog cov kua qaub hauv cov tshuaj tiv thaiv neutralization. Cov kab zauv dav dav yog: NaOH (aq) + HCl (aq) → NaCl (salt) + H2O (l)

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Hydrolysis Reaction

Hauv cov tshuaj tiv thaiv no, caustic soda tshwj xeeb nrog esters los tsim cov cawv thiab lwm cov tshuaj. Cia peb ua cov tshuaj tiv thaiv yooj yim kom nkag siab txog cov tshuaj tiv thaiv hydrolysis:
CH3COOC2H– (ethyl acetate) + NaOH ) → CH3COONa (sodium acetate) + C2H–OH (ethanol)


Corrosive Ntuj

Caustic soda yog corrosive heev nyob rau hauv cov xwm. Kev sib cuag ncaj qha rau ntawm daim tawv nqaij lossis qhov muag tuaj yeem ua rau koj kub hnyiab heev.


Txheej txheem Saponification

Thaum lub sij hawm ua xab npum, caustic soda plays lub luag haujlwm tseem ceeb. Nws reacts nrog rog thiab roj los tsim xab npum thiab glycerine.

Caustic Soda Cov Nta

 

 

Siab Alkalinity

Caustic soda muaj npe nrov rau nws qhov tshwj xeeb tshaj plaws alkaline xwm. Nws dissociates rau hauv sodium ions (Na +) thiab hydroxide ions (OH-) thaum yaj hauv dej. Cov hydroxide ions no yog lub luag haujlwm rau lawv cov khoom alkaline thiab muaj peev xwm ua kom tsis muaj kua qaub.

 

Corrosive zog

Vim nws cov corrosive tendencies, caustic soda tuaj yeem hnov ​​​​mob nrog ntau yam tshuaj, tshwj xeeb tshaj yog cov organic. Cov cwj pwm no ua rau nws muaj peev xwm tu tus neeg saib xyuas thiab ib qho tseem ceeb hauv cov dej ntxuav thiab qhov cub ntxuav.

 

Hygroscopic xwm

Caustic soda yooj yim absorbs atmospheric noo noo, tsim ib tug concentrated caustic soda tov thaum ntub. Qhov zoo hygroscopic no yuav tsum tau ua tib zoo tuav thiab khaws cia kom tsis txhob muaj kev cuam tshuam tsis zoo.

 
 
Daim ntawv sib txawv ntawm Caustic Soda
 
Cia peb dhia dej rau hauv ntau hom ntawm caustic soda
 
Caustic Soda Pearls

Caustic Soda Pearls, tseem hu ua caustic soda hlaws lossis granules, yog ib qho ntawm ntau hom sodium hydroxide. Cov me me, kheej kheej pellets no soluble hauv dej thiab tuaj yeem siv rau ntau lub hom phiaj. Caustic soda pearls yog siv los tsim ntau yam tshuaj, xws li detergents, soaps, thiab organic chemicals. Lawv tau ua haujlwm hauv cov txheej txheem dej kho rau pH hloov kho, nruab nrab acidic khib nyiab, thiab tshem tawm cov hlau hnyav. Caustic soda pearls ua lub luag haujlwm tseem ceeb hauv pulping thiab bleaching ntawm cov ntawv thiab cov khoom siv pulp.Lawv yog siv rau hauv cov ntaub thiab cov txheej txheem dyeing. Cov cuab yeej tu thiab tshuaj tua kab mob hauv kev lag luam ua zaub mov yog ua tiav nrog cov dej qab ntsev dej qab zib.

Caustic Soda Flakes

Caustic Soda Flakes yog lwm hom sodium hydroxide. Lawv yog cov tawv, dawb flakes nrog cov khoom zoo sib xws rau caustic soda pearls. Caustic soda flakes yog qhov tseem ceeb hauv kev tsim cov tshuaj soaps thiab detergents. Lawv yog siv nyob rau hauv refining petroleum khoom. Caustic soda yog qhov tseem ceeb hauv kev rho tawm ntawm alumina los ntawm bauxite ore. Nyob rau hauv textiles, caustic soda flakes yog siv rau mercerization, ib tug txheej txheem uas txhim khu lub luster thiab lub zog ntawm fabrics.

Caustic Soda Liquid

Caustic Soda Liquid, tseem hu ua sodium hydroxide tov, yog ntau yam thiab yooj yim tuav daim ntawv ntawm caustic soda. Nws yog feem ntau muaj nyob rau hauv ntau yam concentrations. Caustic soda kua yog cov tshuaj ntxuav tau zoo thiab degreaser, ua rau nws muaj txiaj ntsig hauv kev siv tshuaj ntxuav tes. Nws yog siv los tshem clog drains thiab kav dej vim nws muaj peev xwm yaj cov organic teeb meem. Hauv cov chaw kho dej, cov kua dej qab ntsev yog siv rau kev hloov pH thiab tshem tawm cov impurities. Nws yog cov khoom tseem ceeb hauv kev tsim cov tshuaj, nrog rau cov yas thiab tshuaj.

 
Caustic Soda Specifications

 

productcate-540-298

Kev siv Caustic Soda

 

 

 

Nov yog tsib qhov kev siv tseem ceeb ntawm caustic soda:

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Hauv Cov Chaw Kho Dej

Sodium hydroxide pab txhim kho pH sib npaug ntawm cov dej tawv los ntawm kev nqus dej thiab carbon dioxide. Cov dej tawv ua rau corrosion ntawm cov hlau, uas ua rau kom cov kuab tshuaj lom neeg xws li tooj liab thiab txhuas, ntxiv rau koj cov dej. Qee cov tshuaj ntxiv kuj tso tawm calcium carbonate, uas tuaj yeem cuam tshuam cov dej dawb los ntawm kev ua raws li cov kav dej ntawm phab ntsa. Caustic soda tsis muaj cov cuab yeej zoo li no, ua rau nws yog cov tshuaj kho dej zoo tshaj plaws.

Hauv Kev Lag Luam Textile

Thaum caustic soda ib txwm siv hauv xab npum, tam sim no nws tseem ceeb heev rau kev ntxuav, ntxiv dag zog, thiab dyeing textiles. Cov tshuaj pab tshem tawm cov ntsiab lus tsis xav tau hauv cov paj rwb zoo li ntuj siv quav ciab, roj, thiab cov noob tawg. Cov tshuaj acidic pab txhim kho fiber ntau zog los ntawm kev txo qis shrinkage thiab poob ntawm luster los ntawm rearranging cellulose molecules. Textile dyeing tau yooj yim dua nrog cov alkaline no vim nws tswj cov pH sib npaug ntawm cov dej uas yuav tsum tau ua. Cov neeg tsim khoom kuj tseem siv cov dej qab zib caustic kom tshem tawm cov wax thiab roj cov ntsiab lus ntawm daim ntaub. Cov tuam txhab textile kuj tseem siv cov dej qab zib caustic thiab cov kev daws teeb meem rau scouring, mercerization, thiab cov khoom textile tuag. Cov tshuaj tuaj yeem tshem tawm cov khoom tsis zoo thiab cov khoom siv los ntawm paj rwb lossis lwm yam ntaub ntawv.

Hauv Kev Lag Luam Ntawv

Caustic soda yog siv rau hauv kev ua cov ntaub so ntswg nrog cov kua qaub sodium sulfite kom o thiab muag ntoo. Nws kuj yog siv los rho tawm lignin, ib qho khoom siv polymeric uas qiv rigidity rau ntoo. Koj tuaj yeem nrhiav caustic soda muag li flakes, pearls, thiab kua. Cov impurities raug tshem tawm, thiab cov pulp yog tom qab oxidized los ua alkali-soluble. Tsis tsuas yog caustic soda yog ib qho tseem ceeb hauv cov txheej txheem pulping thiab bleaching, tab sis nws kuj yog siv rau hauv deinking ntawm cov ntawv pov tseg.

Hauv Petroleum Industry

Caustic soda yog siv dav siv los rho tawm, tsim thiab kho cov roj av. Nws tuaj yeem nce alkaline feem pua ​​​​ntawm cov av nkos thaum drilling, nce viscosity, thiab neutralize acidic gases xws li hydrogen sulfide thiab carbon dioxide.

Hauv Zaub mov

Sodium hydroxide tseem hu ua Soda Ash, uas yog cov khoom noj khoom haus nrov. Khoom noj khoom haus-qib lye dej yog ib feem tseem ceeb ntawm Suav cuisine rau ua noj nqaij, mov, noodles, thiab zaub. Nws kuj tseem siv tau los npaj cov noodles ramen ib txwm, raws li cov dej lye nce pH ntawm lub khob noom cookie, uas coj tawm cov xim daj daj thiab ua rau nws zoo nkauj heev.

Hauv Tsev Tu Tsev

Koj cov khoom siv hlau tsis muaj steel thiab cov cam khwb cia hlau tuaj yeem raug kev puas tsuaj loj yog tias lawv ntxuav tsis tu ncua nrog dej nyuaj. Cov dej tawv tuaj yeem ua rau staining thiab corrosion ntawm cov khoom siv hauv chav ua noj thiab cov khoom siv. Cov dej kuj tuaj yeem ua rau patching thiab pom ntawm koj chav ua noj. Txawm li cas los xij, nws yog ib qho tseem ceeb uas yuav tsum tau siv tshwj xeeb caustic soda crystals uas tau tsim tshwj xeeb thiab tsim rau hauv chav ua noj. Cov kws tshaj lij pom zoo kom siv tsom iav kev nyab xeeb thaum siv caustic soda crystals los ntxuav cov tais diav thiab cov tais diav. Caustic soda yog ib qho tshuaj ntxuav tes uas neeg siv hauv tsev. Nws feem ntau yog siv los tshem tawm cov roj uas tsim tawm, tshem tawm cov dej ntws, ntxuav cov kav dej, thiab ua cov tshuaj detergents hauv tsev. Raws li nws rhuav tshem cov khoom yooj yim, caustic soda yog ib qho tshuaj muaj zog tshaj plaws uas koj tuaj yeem ua haujlwm nrog. Nws yog ib qho tseem ceeb uas yuav tau siv cov tshuaj nyob rau hauv kev tswj xyuas kom zoo thaum hnav cov iav kom zoo. Caustic soda yog ib qho nrov hauv tsev tu tus neeg saib xyuas. Ntau lub npe muab cov dej qab zib caustic muag rau hauv daim ntawv ntawm cov muaju thiab kua. Koj tuaj yeem siv cov khoom siv lead ua los yog cov kev daws teeb meem los ntxuav cov kav dej los yog cov kav dej congested. Cov kab mob me me tshwm sim los ntawm cov khoom noj khoom haus thiab lwm cov khoom degradable tuaj yeem yaj siv cov dej qab zib caustic.

Qee Cov Lus Qhia Tseem Ceeb txog Caustic Soda

 

 

Cov ntaub ntawv kev nyab xeeb
●Vim nws muaj zog corrosive zoo, raug sodium hydroxide nyob rau hauv nws cov khoom los yog cov tshuaj tov tuaj yeem ua rau tawv nqaij thiab qhov muag khaus, raws li US Centers for Disease Control and Prevention Agency for Toxic Substances and Disease Registry. Cov neeg ua haujlwm hauv cov chaw uas sodium hydroxide tsim los yog siv yuav tsum ua raws li cov lus qhia txog kev nyab xeeb ntawm cov khoom.
● Lub US Occupational Safety & Health Administration (OSHA) tau teeb tsa cov lus qhia thiab kev tso cai raug txwv rau cov neeg ua haujlwm hauv kev lag luam thiab cov chaw uas siv cov tshuaj sodium hydroxide, muaj nyob rau ntawm OSHA lub vev xaib.
● Lub koom haum National rau Kev Nyab Xeeb Kev Nyab Xeeb thiab Kev Noj Qab Haus Huv muab cov ntaub ntawv kev nyab xeeb dav dav txog kev thauj cov sodium hydroxide, suav nrog kev taw qhia txog kev ntim khoom thiab kev cia khoom, kev nchuav, pov tseg, thiab ntim thiab sau npe rau cov neeg ua haujlwm.
● Lub Chaw Tswj Xyuas Khoom Noj thiab Tshuaj (FDA) tso cai rau sodium hydroxide ua cov khoom noj ntxiv ntawm qib qis dua 1 feem pua.

 

Cov lus qhia pab tau
●Vim nws nyuaj heev kom tuav tau cov tshuaj no, tej zaum koj yuav tau yuav ntau. Tej zaum koj yuav nrhiav tau lwm tus neeg uas xav tau cov tshuaj los pab faib cov nqi. Nws tsis yog khoom kim heev, tab sis tej zaum koj yuav tsis xav tau ntau phaus ntawm nws.
● Khaws lub thawv kaw kom deb ntawm cov dej noo. Caustic soda absorbs thiab reacts nrog dej.
● Khaws lye kom deb ntawm menyuam yaus thiab tsiaj. Kov lossis noj nws tuaj yeem ua rau muaj tshuaj lom neeg hnyav heev.
● Siv cov hnab looj tes lossis cov tais diav los tuav cov dej qab ntsev.
● Ua cov tshuaj tiv thaiv uas muaj cov tshuaj no hauv chav tsev uas muaj cua zoo lossis sab nraum zoov. Cov tshuaj tiv thaiv tawm cua sov thiab cov pa phem.

 
Peb Daim Ntawv Pov Thawj

 

 
Peb lub tuam txhab tau txais daim ntawv pov thawj hauv qab no
 

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Peb lub Hoobkas

 

 
Nov yog daim duab ntawm peb lub Hoobkas
 

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Cov lus nug nquag

Q: Dab tsi yog caustic soda flakes?

A: Caustic Soda Flakes yog ib qho ntawm cov tshuaj inorganic paub los ntawm cov mis NaOH. Nws yog cov khoom lag luam zoo thiab yog li nws nrov heev ntawm cov neeg lag luam. Caustic Soda Flakes feem ntau yog tsim los ntawm cov khoom siv thiab cov xim dawb. Cov yam ntxwv tshwj xeeb ntawm cov khoom no muaj xws li siab reactivity, alkalinity, bleaching zog thiab solubility hauv dej. Caustic Soda Flakes kuj muaj corrosive heev thiab tuaj yeem ua rau daim tawv nqaij, qhov muag, lub ntsws thiab cov ntaub so ntswg rhiab heev.

Q: Hauv kev lag luam dab tsi yog caustic soda flakes siv?

A: Caustic Soda Flakes yog siv nyob rau hauv ntau yam lag luam, xws li textile, kws, aluminium ntau lawm thiab ntawv ntau lawm. Nws yog ib qho khoom lag luam tag nrho thiab yog li nws nrov heev ntawm kev lag luam. Caustic Soda Flakes feem ntau yog tsim los ntawm cov khoom thiab daim ntawv thiab muaj xim dawb.

Q: Dab tsi yog caustic soda lye?

A: Lwm cov lus nug nquag nug los ntawm cov neeg siv khoom yog hais txog Caustic Soda lye. 32% Caustic Soda lye yog tau los ntawm electrolysis ntawm ntsev dej nyob rau hauv lub electrolyzer system, thiab 50% Caustic Soda lye yog tsim los ntawm evaporating nws cov dej nrog chav nyob rau hauv lub evaporator.

Q: Dab tsi yog kev siv caustic soda lye?

A: Caustic Soda lye yog siv los kho pH thiab tiv thaiv kev kub nyhiab los ntawm cov kua qaub heev. Cov tshuaj no yog siv dav hauv kev lag luam xws li textile, ntawv thiab aluminium ntau lawm, tshuaj ntxuav tes thiab xab npum ua lag luam, dej huv, kev lag luam zaub mov, thiab lwm yam.

Q: Yuav ua li cas yog caustic soda siv nyob rau hauv chemical manufacturing?

A: Caustic soda flakes yog siv los ntxuav cov kua qaub thiab npaj cov tshuaj ntxuav alkaline thiab xab npum. Caustic soda yog siv los ua reactant thiab nruab nrab hauv kev tsim cov yas, hluavtaws fibers, tshuaj, kuab tshuaj thiab cov nplaum, tshuaj dawb thiab inks. Nws kuj yog siv rau hauv kev tsim cov tshuaj.

Q: Yuav ua li cas yog caustic soda siv nyob rau hauv cov zaub mov thiab dej haus kev lag luam?

A: Lwm qhov tseem ceeb ntawm kev siv cov dej qab zib caustic yog qhov muaj zog alkaline caustic soda pab tswj tus nqi pH hauv cov zaub mov thiab yog li siv dav hauv kev lag luam khoom noj rau ntau lub hom phiaj. Piv txwv li, nws yog siv raws li ib tug preservative nyob rau hauv ntim cov khoom noj los txhim kho lawv cov xim thiab tsw. Tsis tas li ntawd, tshuaj tev tawm nrog cov dej qab zib caustic yog ib txoj hauv kev sai thiab raug nqi kom tev cov zaub mov thaum tswj kom zoo. Ib qho ntawm feem ntau siv ntawm caustic soda yog nyob rau hauv titration. Titration feem ntau yog siv hauv kev lag luam khoom noj los tswj cov khoom noj kom zoo. Raws li kev lag luam zaub mov loj hlob ntxiv, qhov kev thov rau caustic soda zoo li yuav loj tuaj.

Q: Dab tsi yog kev siv cov dej qab zib caustic hauv kev kho dej?

A: Txij li thaum caustic soda feem ntau muaj pH siab, nws yog siv los kho cov dej pH tsawg kom tsis txhob ua rau nws. Yog tias cov dej khov heev, tsuas yog ntxiv cov dej qab zib caustic kom nws mos thiab nruab nrab. Cov dej muaj ntau yam tsis zoo xws li magnesium, calcium, lead, thiab tooj liab. Caustic soda tuaj yeem siv los tshem tawm cov impurities no kom cov dej nyab xeeb haus.

Q: Yuav ua li cas yog caustic soda siv nyob rau hauv kev lag luam textile?

A: Hauv kev lag luam textile, scouring, mercerization thiab dyeing yog qhov tseem ceeb ntawm cov txheej txheem textile ntau lawm. Caustic soda yog siv rau hauv tshuaj ntxuav, xws li ntxuav cov ntaub ntawv raw xws li fibers thiab paj rwb, los ntxuav thiab muag muag. Nws kuj yog siv los tshem tawm cov ntxhiab tsw ntawm paj rwb los yog tshem tawm cov waxes, roj thiab lwm yam impurities. Ntxiv caustic soda tov rau cov ntaub thiab cia nws o. Yog li ntawd, qhov zoo thiab kev ua haujlwm ntawm cov ntaub yog txhim kho.

Q: Dab tsi yog kev siv cov dej qab zib caustic hauv kev lag luam ntawv thiab pulp?

A: Daim ntawv yog tsim los ntawm ntoo pulp. Caustic soda tov yog siv los ntxuav thiab tshuaj dawb ntoo kom tshem tawm lwm yam tsis-cellulosic impurities xws li lignin. Raws li tib neeg muaj kev txhawj xeeb ntau ntxiv txog teeb meem ib puag ncig, muaj kev xav tau ntau ntxiv rau daim ntawv rov ua dua tshiab. Caustic soda kuj tseem siv los ua cov reagent kom tshem tawm cov number case los ntawm cov ntawv siv rov ua dua tshiab, ua kom txhua yam tsuas yog cov cellulose, uas yog cov khoom tseem ceeb hauv papermaking.

Q: Lub npe nrov rau caustic soda yog dab tsi?

A: Caustic soda yog ib qho ntawm cov npe nrov ntawm sodium hydroxide. Lwm lub npe ntawm cov tshuaj yog lye. Caustic soda yog ib lub npe piav qhia raws li nws cov ntawv thov kev lag luam, nyob rau hauv uas cov compound yog caustic txaus kom yaj ntau hom organic cov ntaub ntawv, xws li cov protein thiab cellulose. Cov lus Askiv niaj hnub no, lye, ntawm qhov tod tes, tuaj yeem ua raws li cov lus Askiv qub. Qhov no yog los ntawm Proto-Germanic lauo, uas yog los ntawm Proto-Indo-European lewh, uas txhais tau hais tias "kom ntxuav". Raws li koj tuaj yeem pom los ntawm etymology ntawm lo lus, nws txhais tau tias ntxuav lossis ntxuav, uas tsis yog qhov xav tsis thoob thaum koj xav txog qhov tseeb tias lye tau siv los ua tus neeg saib xyuas txij thaum ub.

Q: Dab tsi yog caustic soda ua los ntawm?

A: Caustic soda yog ib qho tshuaj inorganic compound uas yog ua los ntawm sodium, oxygen, thiab hydrogen. Nws daim ntawv ntshiab tsawg, lye, yog cov khoom ntawm ntoo tshauv. Lye muaj ntau yam impurities tab sis nws cov khoom siv tshuaj muaj zog yog tib yam li cov dej qab zib ntshiab / sodium hydroxide siv hauv kev lag luam. Kev txheeb xyuas meej ntawm sodium hydroxide raws li qhov sib txawv alkali compound tuaj yuav luag tsib txhiab xyoo tom qab thawj zaug siv lye ua cov tshuaj ntxuav tes.

Q: Dab tsi yog caustic soda siv rau feem ntau?

A: Ntau tshaj li ib nrab ntawm cov caustic soda uas ua tau yog siv rau hauv kev lag luam tshuaj, nrog rau cov khoom seem siv hauv kev tsim cov khoom xws li xab npum thiab detergents, textiles, xim, iav thiab ceramics. Nws kuj tseem siv rau hauv kev kho dej, kev tsim khoom txhuas thiab roj refining.

Q: Dab tsi yog caustic soda thiab vim li cas nws thiaj siv los ua xab npum?

A: Caustic soda (tseem hu ua lye lossis sodium hydroxide) yog siv los hloov cov roj rau hauv xab npum, tab sis 72 teev tom qab nws tau tsim, cov dej qab zib caustic yog neutralized - tsis muaj roj ntxiv - tsis muaj caustic soda - tsuas yog ntshiab, me, thiab nyab xeeb. Siv xab npum.

Q: Dab tsi yog qhov txaus ntshai ntawm caustic soda?

A: Kev sib cuag nrog cov dej qab zib ntau ntau tuaj yeem ua rau kub hnyiab rau qhov muag, tawv nqaij, plab hnyuv lossis lub ntsws, ua rau muaj kev puas tsuaj mus tas li lossis tuag. Kev sib cuag ntawm daim tawv nqaij ntev lossis rov ua dua tuaj yeem ua rau mob dermatitis. Kev nqus pa rov qab ntawm sodium hydroxide vapor tuaj yeem ua rau lub ntsws puas.

Q: Kuv puas tuaj yeem tso caustic soda thaum hmo ntuj?

A: Caustic soda yog kev kho sai uas koj tuaj yeem nrhiav tau hauv cov khw muag khoom, thiab lawv muaj zog ntau dua li cov khoom siv tshuaj saum toj no uas peb tau pom zoo. Ib tug acidic nqus tsev vacuum poured ib tug clogged ntws thiab sab laug thaum hmo ntuj ua kom yuam kev. Nws yuav txaus kom yaj qee qhov blockages, xws li cov plaub hau, roj, thiab zaub mov.

Q: Puas yog caustic soda degrade thaum lub sijhawm?

A: Nws tsis decompose nyob rau hauv kev daws, tab sis nws yuav hnov ​​​​mob nrog ya raws thiab CO2 nyob rau hauv cov huab cua yog sab laug raug rau huab cua (yog li yuav tsis muaj zog raws li lub hauv paus dhau sij hawm). Qhov zoo tshaj yog khaws cia rau hauv lub thawv ntim khoom kaw.

Q: Puas yog caustic soda muaj kev nyab xeeb rau zaub mov?

A: Ntawm nws cov qib siab tshaj plaws nws yog caustic heev thiab tuaj yeem siv los ua lub tshuab nqus dej, tab sis ntawm cov qib dilute nws muaj kev nyab xeeb rau kev tuav thiab npaj zaub mov.

Q: Yuav ua li cas yog tias kuv ntxiv dej kub rau caustic soda?

A: Caustic soda yog exothermic, uas txhais tau hais tias lawv tsim cov cua sov thiab muab tawm hydrogen. Thaum koj ntxiv dej kub rau caustic soda cov txheej txheem no tuaj yeem txaus ntshai heev vim nws tuaj yeem ua rau tawg ntawm alkali qhov twg cov kua qaub tuaj yeem faib thoob plaws qhov chaw.

Q: Kuv puas tuaj yeem khaws caustic soda hauv lub thawv yas?

A: Caustic soda flakes yuav tsum muab cia kom deb ntawm tshav ntuj ncaj qha (raws li nws degrades lub sij hawm) nyob rau hauv ob-txheej polypropylene hnab uas tau muab kaw nrog impermeable polyester yarns. HDPE (High-density Linear polyethylene) thiab XLPE (Cross-linked polyethylene) yog qhov zoo hauv kev khaws cov dej qab zib caustic rau 10-20 xyoo.

Q: Kuv puas tuaj yeem siv dej qab zib los ntxuav khaub ncaws?

A: Caustic soda yog siv dav hauv cov khoom siv ntxhua khaub ncaws. Nws cov khoom tu huv ua rau nws muaj txiaj ntsig zoo hauv kev tshem cov av, roj, thiab stains ntawm khaub ncaws. Cov ntxhua khaub ncaws uas muaj cov dej qab zib caustic yog qhov tshwj xeeb tshaj yog siv rau kev tshem tawm cov tawv nqaij xws li roj, roj, thiab cov khoom noj stains.

Xav tias dawb mus yuav caustic soda ntawm tus nqi pheej yig los ntawm peb lub hoobkas. Raws li ib qho ntawm cov kws tshaj lij caustic soda manufacturers thiab lwm tus neeg, peb ib txwm nyob ntawm koj qhov kev pabcuam.

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