Lub Chemical Nature ntawm Qhuav Cleaning Solvents
Cov kuab tshuaj ntxuav qhuav yog cov tshuaj lom neeg feem ntau xws li tetrachlorethylene thiab hydrocarbon cov kuab tshuaj, muaj cov roj muaj zog - cov khoom tawg. Cov tshuaj no yog siv nyob rau hauv kev lag luam chaw rau tu khaub ncaws, tab sis lawv cov volatility siab thiab xav tau kev tshwj xeeb cov cuab yeej ua rau lawv fundamentally txawv los ntawm cov tshuaj txhua hnub cov khoom xws li tshuaj zawv plaub hau thiab tshuaj ntxuav tais diav uas tuaj rau hauv ncaj qha rau ntawm daim tawv nqaij. Lawv cov ntawv khaws cia feem ntau suav nrog "Keep Out of Children" ceeb toom, qhia tias lawv tsis yog cov tshuaj siv hauv lub neej txhua hnub.
Txhais cov yam ntxwv ntawm cov khoom siv tshuaj txhua hnub
Txhawm rau txiav txim siab seb cov khoom puas yog qhov tsim nyog txhua hnub, peb qhov loj me tuaj yeem pom:
Kev siv ntau zaus: Cov khoom siv niaj hnub xws li tshuaj txhuam hniav thiab tshuaj ntxhua khaub ncaws yuav tsum tau siv txhua hnub.
Kev Nyab Xeeb Kev Nyab Xeeb: Kev tiv tauj ncaj qha yog ua tau yam tsis muaj kev tiv thaiv tshwj xeeb.
Kev yuav khoom: Feem ntau pom ntawm lub khw muag khoom txee vs. yuav los ntawm cov chaw tshwj xeeb.
Cov kuab tshuaj ntxuav qhuav tsis ua tau raws li cov qauv no, ua rau lawv nyob ze rau cov tshuaj siv los ntawm cov koom haum tshaj lij.
Qhov sib txawv ntawm Core thiab Daim Ntawv Thov Ciam Teb
Txawm hais tias ob qho tib si ntxuav cov kuab tshuaj thiab cov khoom siv tshuaj txhua hnub zoo li muaj kev tu vaj tse, muaj qhov sib txawv: qhov qub zoo li "scalpel" tshem tawm cov tawv nqaij tawv tab sis yuav tsum tau ua haujlwm tshwj xeeb, thaum tom kawg zoo li "band{0}}pab" rau kev tu txhua hnub. Tsev- yuav cov tshuaj ntxuav kom qhuav yuav tsum tau siv nruj raws li cov lus qhia. Kev siv tsis raug yuav ua rau cov ntaub puas tsuaj los yog muaj kev phom sij rau kev noj qab haus huv. Qhov kev siv siab no txuas ntxiv lees paub tias lawv tsis yog cov khoom siv niaj hnub.