Tetrachloroethylene, tseem hu ua lub npe hu ua tetrachloroethene, lossis perchloroethylene, thiab ntau lwm lub npe, yog chlorocarbon nrog cov mis Cl₂C=Ccl₂. Nws yog cov kua uas tsis muaj xim uas tau siv dav rau kev ziab ntawm cov ntaub, yog li nws qee zaum hu ua "cov kua dej qhuav".
piv txwv ntawm cov tshuaj ntxuav kom qhuav yog dab tsi?
Kev ntxuav kom qhuav tseem muaj kua, tab sis cov khaub ncaws tau hloov pauv hauv cov kua dej tsis muaj dej, tetrachloroethylene (perchloroethylene), paub hauv kev lag luam li "perc", uas yog feem ntau siv hnyav hnyav. Lwm cov kuab tshuaj yog 1-bromopropane thiab roj av dab.
Kuv tuaj yeem siv dab tsi los hloov cov tshuaj ntxuav kom qhuav?
- Dua cov tshuaj ntxhua khaub ncaws tsis tu ncua hauv dej ntawm qhov sib piv 1-rau-20. …
- Dab cov tshuaj detergent nrog daim ntawv phuam thoob plaws lub tsho uas koj xav ntxuav. …
- Muab lub hauv ncoo tso rau hauv lub tshuab ziab khaub ncaws thiab teem cua sov kom qis. …
- Ua kom tsis muaj tshuaj lom neeg los ntawm kev sib tov ib khob nplej bran nrog dawb vinegar.
Yuav ua li cas ntxuav cov kuab tshuaj qhuav?
Homemade Dry Cleaning Solvent
- ¾ khob dej.
- 4 tablespoons vinegar.
- 1 teaspoon borax.
- 1 teapsoon of qhuav oxygen bleach.
- Zip-top pillowcase.
- Washcloth.
- sib tov los yog ntim.
Dry solvent txhais li cas?
Lub sij hawm qhuav qhuav yog hais txog tsis yog dej, hydrocarbon-based compounds. Kev tu kom qhuav yog suav tias yog qhov kev nyab xeeb tshaj plaws ntawm kev ntxuav, txawm li cas los xij cov kuab tshuaj yuav ua rau cov nplaum nplaum lossis cov latex rov qab txheej.
