Sodium Metabisulphite yog cov khoom dawb los yog daj daj nrog cov ntxhiab tsw ntawm sulfur dioxide uas maj mam oxidizes rau Sodium Sulfate hauv huab cua.Nws yog tsuas yog siv rau hauv tanning, luam ntawv thiab dyeing, ntxhia ua, tshuaj, zaub mov thiab lwm yam lag luam.Kev tsim cov Sodium Metabisulfite feem ntau muaj ob txoj hauv kev: ntub thiab qhuav.Kev tshawb xyuas pom tau tias ntau qhov ntsuas ntawm qhov zoo ntawm Sodium Metabisulfite, nrog Sodium Carbonate / Soda Ash ua raw khoom los ua ke SMBS, yuav luag tag nrho cov hlau, hnyav hlau hauv cov ntaub ntawv raw nrog Sodium Metabisulphite nag lossis daus, thiab tsuas yog ib qho me me ntawm cov tshuaj chlorinated nag lossis daus. .
Muaj cov txiaj ntsig zoo sib txawv ntawm Sodium Metabisulphite rau ntau lub hom phiaj.Cov kev ntsuas zoo ntawm cov khoom feem ntau suav nrog cov ntsiab lus tseem ceeb (% Na2S2O5) thiab impurities.Lub ntsiab qhov chaw ntawm impurities nyob rau hauv Sodium Metabisulphite synthesized los ntawm Sodium Carbonate yog raws li nram no: chloride, hlau thiab hnyav hlau yog tsuas yog los ntawm Soda Ash;Sulfate tsuas yog los ntawm oxidation ntawm S nyob rau hauv cov txheej txheem ntau lawm;Thiosulfate yog tsim los ntawm cov tshuaj tiv thaiv ntawm Sulfur thiab Sodium Sulfite hauv sulfur dioxide ntws.Cov ntsiab lus ntawm Sodium Sulfite muaj feem xyuam rau PH tus nqi ntawm cov tshuaj thaum Sodium Metabisulphite yog precipitated.
Los ntawm kev sim rov ua dua, peb tuaj txog qhov xaus tias cov khoom siv raw purity thiab oxidation yog ob yam tseem ceeb cuam tshuam rau qhov zoo ntawm Na2S2O5.Cov ntsiab lus Fe yog qhov tseem ceeb heev cuam tshuam rau qhov zoo ntawm Sodium Metabisulfite.Cov ntsiab lus hlau tsis nruj cuam tshuam rau qhov zoo ntawm Na2S2O5, tab sis kuj cuam tshuam rau cov khoom whiteness ntawm lub ntsiab ua rau.Cov hlau hauv SMBS feem ntau yog los ntawm SO2 raw roj, Corrosion ntawm cov khoom siv hlau thiab cov kav hlau steel muaj qhov cuam tshuam loj tshaj plaws ntawm lub cev.Kev tswj cov ntsiab lus hlau hauv SO2 raw roj tuaj yeem txhim kho cov khoom zoo.
1. Nqa SO2 raw khoom roj
Lub tuam txhab SMBS siv sulfur-nplua nuj ntxhia hmoov los npaj SO2 raw khoom roj, uas muaj sulfur, hlau, arsenic, zinc, txhuas, organic teeb meem thiab lwm yam.Cov ore hmoov yog incinerated los tsim cov roj nyoos nrog SO2 = 10% -16%.Cov roj nyoos yog purified los ntawm kev ua kom huv si thiab tsim nyog SO2 raw roj, tom qab ntawd kev sib txuas ntawm Sodium Metabisulfite.Yog li ntawd, kev ua haujlwm ntawm cov hlau tshem tawm purification system yog qhov tseem ceeb tshwj xeeb.
Nyob rau hauv tus txheej txheem ntawm toptionchem.com SMBS ntau lawm, ntau purification ntawm SO2 raw roj tau ua kom zoo txo cov ntsiab lus hlau.
Cov txheej txheem yog raws li nram no:
SO2 raw gas Cyclone Plua plav Tshem Tawm Electrostatic Plua Plav Tshem Tawm Dynamic Wave Plua Plav Tshem Tawm Ntim Ntauwd Ntxuav Cov Dej Txias Ntauwd Ntxuav Hluav Taws Xob De-fogging SO2 Ntxuam Pressurized Purified SO2 Gas
2. Nqa cov nqaij nyoosSoda uaAsh
Hauv txoj kev xav, kev tsim cov 1MT sodium metabisulfite yuav tsum tau haus txog 600KG soda tshauv.Fe nyob rau hauv raw Soda tshauv yog 27-32mg / kg, thiab qhov tseeb npaum li cas ntawm hlau coj mus rau hauv raw soda tshauv yog 18.29mg / kg los ntawm kev noj cov nqi nruab nrab.
3. Nqa dej rau hauv
Muaj plaub hom kev siv dej hauv lub cev, suav nrog dej hauv cov dej qab ntsev nyoos, chav dej, cov khoom siv ntxhua khaub ncaws thiab tshem tawm cov brine tshiab.Nws tau ntsuas tias cov ntsiab lus hlau qhia los ntawm cov dej ntxiv yog li 0.44mg / kg.
4. Cov khoom siv hlau thiab cov yeeb nkab steel yog corroded.
Tus sau tau mus xyuas ntau tshaj li kaum lub tuam txhab ntawm Sodium Metabisulphite hauv Suav teb, thiab nws tau suav tias cov ntsiab lus hlau coj los ntawm cov khoom siv thiab cov kav dej yog li 44mg / kg, uas cuam tshuam rau cov khoom dawb.
Hauv cov ntsiab lus, tus kws sau ntawv ntseeg tias cov ntsiab lus hlau muaj qhov cuam tshuam ntau dua rau qhov zoo ntawm Sodium Metabisulfite cov khoom, tshwj xeeb tshaj yog cov xim dawb.Cov peev txheej ntawm cov hlau hauv SMBS feem ntau yog los ntawm SO2 raw roj, corrosion ntawm steel khoom thiab steel kav, raw soda tshauv thiab dej, ntawm cov hlau coj los ntawm corrosion ntawm SO2 raw roj, steel khoom thiab steel kav nyiaj rau. ib feem loj.Nyob rau hauv qhov xwm txheej uas cov cuab yeej tseem ceeb tsis tuaj yeem hloov tau tag nrho, tswj cov ntsiab lus ntawm cov hlau hauv cov roj av nyoos yog qhov kev ntsuas tseem ceeb los txhim kho cov xim dawb ntawm cov khoom.Hauv kev tsim khoom tiag tiag, qee qhov kev lag luam, xws li TOPTIONHEM (toptionchem.com), ua haujlwm zoo dua hauv cov txheej txheem tseem ceeb, cov khoom siv thiab cov txheej txheem roj ua ntej.Lawv tuaj yeem zam lossis txo qhov kev koom tes ntawm cov hlau los ntawm qhov chaw, lossis cuam tshuam cov hlau hauv nruab nrab txuas, kom ua tiav lub hom phiaj ntawm kev txhim kho cov khoom zoo.
Post lub sij hawm: Nov-28-2022