1.Xim dub xiav sulfurthiab Sulfur Dub Liab cov qauv tsim khoom

2. kev ceev faj

Sulphur Black yog ib hom xim dub, feem ntau yog siv rau hauv kev zas xim, luam ntawv, pleev xim thiab lwm yam lag luam. Daim ntawv no yuav qhia txog cov mis tsim khoom thiab kev ceev faj ntawm Sulphur Black Br.

Ua ntej, cov mis tsim tawm ntawm Sulphur Black Br

Cov mis tsim khoom ntawm Sulphur Black Br feem ntau suav nrog cov kauj ruam hauv qab no:

1. Npaj cov khoom siv raw

Cov khoom siv tseem ceeb ntawm Sulphur Black Br yog aniline, sulfuric acid, nitrobenzene, formaldehyde thiab lwm yam. Cov khoom siv raw no yuav tsum tau npaj rau hauv qee qhov sib piv.

2. Kev npaj tshuaj tiv thaiv

Cov khoom siv raw xws li aniline, sulfuric acid thiab nitrobenzene raug sib xyaw raws li qee qhov sib piv thiab ua rau muaj qhov kub thiab txias. Nws yog qhov tsim nyog los tswj lub sijhawm ua tshuaj tiv thaiv thiab qhov kub thaum lub sijhawm ua tshuaj tiv thaiv kom ntseeg tau tias cov khoom zoo.

3. Lim thiab polyester

Tom qab ua cov tshuaj tiv thaiv, cov khoom raug lim thiab ntxuav kom tshem tawm cov khoom tsis huv thiab cov ntaub ntawv raw tsis tau ua haujlwm.

4. Qhuav thiab zom

Tom qab ntxuav tas, cov khoom no yuav tsum tau ziab thiab sib tsoo kom tau ib qho xim zoo, Sulphur Black Br.

II. Kev ceev faj

Hauv cov txheej txheem tsim khoom ntawm Sulphur Black Br, cov ntsiab lus hauv qab no yuav tsum tau sau tseg:

1. Ua haujlwm kom muaj kev nyab xeeb

Cov khoom siv raw thiab cov khoom ua tshuaj ntawm Sulphur Black Br muaj qee yam tshuaj lom thiab xeb, thiab nws yog qhov tsim nyog yuav tsum tau them sai sai rau kev ua haujlwm zoo hauv cov txheej txheem tsim khoom kom tiv thaiv cov neeg ua haujlwm thiab kev puas tsuaj rau ib puag ncig.

2. Tswj cov xwm txheej ntawm kev ua xua

Hauv cov txheej txheem tsim khoom ntawm Sulphur Black Br, yuav tsum tswj cov xwm txheej ntawm kev ua tshuaj, suav nrog qhov kub thiab txias ntawm kev ua tshuaj, lub sijhawm ua tshuaj, qhov sib piv ntawm cov khoom siv raw, thiab lwm yam. Cov xwm txheej sib txawv ntawm kev ua tshuaj yuav cuam tshuam rau qhov zoo thiab cov txiaj ntsig ntawm cov khoom.

3. Tswj xyuas cov txheej txheem ntau lawm kom nruj

Cov txheej txheem tsim khoom ntawm Sulphur Black Br yuav tsum tau tswj hwm nruj me ntsis, suav nrog kev npaj cov khoom siv raw, kev tswj hwm cov txheej txheem tshuaj tiv thaiv, kev lim dej, kev ntxuav, kev ziab, kev tshawb fawb thiab lwm yam. Muaj kev tswj hwm nruj ntawm txhua qhov txuas kom ntseeg tau tias qhov zoo thiab ruaj khov ntawm cov khoom.

4. Kev paub txog ib puag ncig

Cov txheej txheem tsim khoom ntawm Sulphur Black Br yuav tsum tau them sai sai rau kev paub txog ib puag ncig kom tsis txhob muaj kuab paug rau ib puag ncig. Tib lub sijhawm, nws yog qhov tsim nyog los siv cov peev txheej kom zoo thiab txo cov khib nyiab hauv cov txheej txheem tsim khoom.

Peb lub tuam txhab feem ntau tsim tawmSulfur Dub Br, Kua sulfur dub,Xiav sulfur,Xim liab sulfur,

Kev xa tawm mus rau Bangladesh, Is Nrias teb, Pakistan, Egypt, thiab Iran txhua xyoo. Ob qho tib si kev muab khoom thiab qhov zoo yog qhov ruaj khov tshwj xeeb. Qhov tseem ceeb tshaj plaws yog qhov zoo dua ntawm tus nqi.