TsimScience

Ci dej qab zib

Niaj hnub no, sodium bicarbonate yog lub npe hu rau peb raws li haus dej haus cawv los yog ci dej qab zib, uas peb tas li siv nyob rau hauv peb lub neej. Qhov no feem ntau crystalline hmoov sib tsoo zoo feem (tej zaum li ib tug crystalline ntsev). Dej qab zib yog uas tsis yog-tshuaj lom, tua hluav taws thiab tawg, ntxhiab, muaj ib tug qab ntsev, alkaline saj. Heev soluble nyob rau hauv dej, yog li txoj kev ib tug alkaline tov ntawm ntau basicity (nyob rau hauv lub loj yaj dej qab zib).

Sodium bicarbonate, reacting nrog acids los tsim carbonic acid (nws decomposes rau cov dej, pa roj carbon dioxide) thiab ntsev ntawd. Dej qab zib tsis yaj nyob rau hauv dej cawv.

Cov khoom no muaj ob peb lus: ci dej qab zib, sodium bicarbonate, ci dej qab zib, sodium bicarbonate, thiab ci dej qab zib. Nyob rau hauv noo cua dej qab zib tej zaum yuav raug hu nrog dej, carbon dioxide yog tso tawm los ntawm cov tshuaj tiv thaiv. Thaum cua kub (60 DEG.) Ntawm sodium hydrogen carbonate yog decomposed rau hauv sodium carbonate, dej thiab carbon dioxide.

Lub degree ntawm cawv rau tib neeg lub cev nws yog suav tias yog uas tsis yog-tshuaj lom, tiam sis nws ua rau voos nyob rau hauv kev sib cuag nrog lub mucosa. Qhov muaj nyob rau hauv lub kuab chaw ntawm dej qab zib hmoov av yuav ua rau voos rau tus pa kabmob. Reacting nrog dej, thiab acids thaum raug sodium bicarbonate kub decomposed rau hauv ib tug xov tooj ntawm Cheebtsam. Cov zog cia lub ci dej qab zib kom tau ntau tis thiab siv ntawm qhov sib txawv spheres ntawm tib neeg kev ua si.

Niaj hnub no ci dej qab zib yog siv nyob rau hauv lub chaw ua tshuaj thiab kev kho mob kev lag luam, tshuaj thiab lub teeb kev lag luam, khoom noj khoom haus thiab co yog lug siv nyob rau hauv lub neej txhua hnub. Cov khoom no yog indispensable nyob rau hauv lub lag luam ua noj, nws yog siv bakers thiab confectioners, nrog dej qab zib ua fizzy dej qab zib. Kev siv ntawm sodium bicarbonate thiaj li ua noj ua haus nqaij.

Zoo ci hmoov rau ci khoom yog sodium bicarbonate. Cov mis yog lub npe hu rau nws yuav luag txhua tus neeg uas tau muaj zaum nyob rau ntawm lub tsev kawm ntawv lub rooj. Nyob rau hauv ua noj ua haus, nyob rau hauv qhov kev npaj ntawm cov xuab zeb los yog biscuit khob noom cookie kuj yog siv ntoo tshauv raws li ib feem ntawm lwm yam. Lug siv cov khoom no nyob rau hauv lub tshuaj ua lag luam. Ntawm no, nws yog siv rau zus tau tej cov sib txawv ntawm cov dyes, fluoride reagents, ua npuas ncauj compositions tsev neeg tshuaj thiab li ntawd.

Nrog rau kev siv ntawm sodium bicarbonate ua kev sib cais los ntawm ib tug roj sib tov ntawm cov pa roj carbon dioxide thiab hydrogen sulfide. Ib qho tseem ceeb tivthaiv yog lub bicarbonate ntawm dej qab zib nyob rau hauv zus tau tej cov particulate fillers rau tua hluav taws thiab hluav taws extinguishing systems. Lawv siv ib qho tseem ceeb zoo ntawm sodium hydrogencarbonate: thaum rhuab emit carbon dioxide, uas insulates qhov chaw ntawm combustion thiab tsis txeem oxygen.

Lub active teeb kev lag luam khoom siv rau ua dag tawv, plantar roj hmab, tej yam ntuj tso tawv tanning thiab xov nyob rau hauv ntau yam ntaub so ntswg. Tom qab tus foundations, ua nyob rau hauv lub 18th xyoo pua los ntawm tus German tus kws kho mob Bulrihom, nws twb pom hais tias sodium bicarbonate neutralizes lub burning nyob rau hauv lub plab uas muaj acidity, tshauv pom dav ua daim ntawv thov nyob rau hauv lub chaw ua tshuaj thiab cov tshuaj. Nws yog siv nyob rau hauv qhov siv thiab ua cov tshuaj thiab noj tshuaj pab (nutraceuticals).

Los ntawm kev siv sodium hydrogencarbonate, thiab ntau yeej ib aqueous tov yuav muab mos alkaline los tsis tsim teeb meem rau lub neej kab mob. Ci dej qab zib - ib tug zoo antiseptic, nws yog siv los yaug nrog laryngitis, rhinitis, thiab stomatitis, conjunctivitis. Tom tsev, yog hais tias muaj yog tsis muaj cov tshuaj rau tshwj kom txhob kub siab, koj yuav ua tau dej qab zib kua (nyob rau hauv ib khob dej ib me nyuam diav) thiab ib tug haus dej.

Nyob rau hauv lub tsev dej qab zib siv rau kev tshem tawm ntawm tsw nyob rau hauv cov khaub ncaws lub pob tawb thiab ib tug tub yees nyob rau hauv basins siv nws txo cov dej hardness, tshem tawm tsuas thiab av nyob rau khaub ncaws, rooj tog thiab lwm qhov chaw. Tej kev tu cev tus neeg - ib qho chaw qhov twg kuj pom muaj nyob rau kev siv cov dej qab zib. Tsis muaj zog tshuaj ntawm cov khoom no yuav yaug lub qhov ncauj kab noj hniav, txoj kev so sweaty qhov chaw ntawm lub cev thiab phem xwb. Hniav dawb cov tshuaj txhuam hniav tej zaum yuav tov nrog sodium bicarbonate thiab huv si cov hniav.

Ci dej qab zib yog nrees tsim nyob rau hauv lub cheeb ntawm peb lub neej, nws tau ua ib tug indispensable cuab tam nyob rau hauv ntau yam teeb meem.

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