Lwm cov chiv
Cov khoom lag luam
-
Dej qab zib tshauv 992.%
Cov hmoov tshauv dej qab zib, tseem hu ua sodium carbonate, yog ib qho tseem ceeb tshuaj yooj yim ua raw khoom.
Cov neeg feem ntau hu ua dej qab zib, dej qab zib tshauv, dej qab zib tshauv, ntxuav cov dej qab zib, muaj kaum dej siv lead ua, sodium carbonate yog cov xim tsis muaj xim, cov dej siv lead ua tsis ruaj khov, huab cua yooj yim, nws dhau los ua hmoov dawb Na? CO? tom qab nws dhau los ua cov hluav taws xob muaj zog, nrog ntsev permeability thiab thermal stability Nws yooj yim kom yaj hauv dej, thiab nws cov kua aqueous yog alkaline.
Cov sodium carbonate uas muaj nyob rau hauv qhov (xws li cov pas dej ntsev nyob hauv qab ntsev) hu ua trona. Lub npe kev lag luam ntawm sodium carbonate tsis muaj dej siv lead ua yog lub teeb alkali, thiab kev lag luam lub npe ntawm sodium carbonate tsis muaj dej siv lead ua yog hnyav alkali. Sodium carbonate yog ntsev, tsis muaj alkali. Txoj kev daws teeb meem ntawm sodium carbonate yog alkaline, yog li nws tseem hu ua dej qab zib tshauv. Nws yog ib qho tseem ceeb hauv tshuaj lom neeg hauv tshuaj lom neeg, mas siv hauv kev tsim cov tiaj tiaj iav, iav khoom thiab ceramic ci. Nws kuj tseem siv dav hauv tsev ntxhua khaub ncaws, kua qaub ua kom zoo nkauj thiab kev ua zaub mov noj.
