Qhov sib txawv tseem ceeb ntawm Buchner thiab Hirsch funnel yog Buchner funnel yog siv los sau cov khoom xav tau los ntawm cov kua los ntawm lub tshuab nqus tsev pom, qhov Hirsch funnel yog ib qho me me Buchner funnel siv los cais cov khoom ntawm ib qho me me ntawm kua.
Buchner funnel thiab Hirsch funnel yog cov cuab yeej tshuaj ntsuam xyuas tseem ceeb uas peb siv hauv chav kuaj txhawm rau cais cov khib nyiab los ntawm cov kua los ntawm cov txheej txheem pom. Lub Hirsch funnel txawv ntawm Buchner funnel raws li qhov loj thiab tsim; Lub Hirsch funnel me dua, thiab cov phab ntsa ntawm lub funnel no sab nraud, whereas cov phab ntsa ntawm Buchner funnel yog ntsug.
Buchner Funnel yog dab tsi?
Buchner funnel yog cov cuab yeej tshuaj ntsuam xyuas siv hauv chav kuaj los lim cov kua kom cais cov khoom xav tau ntawm cov kua. Kev lig kev cai, cov khoom siv no yog tsim los ntawm cov plooj (porcelain). Txawm li cas los xij, peb tuaj yeem pom cov iav thiab yas funnels ib yam nkaus. Nyob rau hauv lub Buchner funnel no, muaj ib feem cylindrical nyob rau saum toj, uas yog haum nrog ib tug fritted iav disc los yog ib tug perforated phaj.
Peb tuaj yeem siv lub funnel nrog fritted iav disc tam sim ntawd. Tab sis yog tias lub funnel muaj ib lub phaj perforated, cov khoom pom yog cov ntawv lim uas feem ntau muab tso rau ntawm lub phaj. Nyob ntawd, peb yuav tsum tau moisten daim ntawv lim nrog cov kua txhawm rau txhawm rau tiv thaiv kev nkag mus rau thawj zaug. Tom qab ntawd, peb tuaj yeem nchuav cov kua tshuaj ntsuam xyuas rau hauv qhov funnel thiab cia nws kos los ntawm lub phaj perforated los yog cov iav fritted los ntawm lub tshuab nqus tsev.
Siv Buchner funnel yog qhov zoo heev vim tias nws ua haujlwm sai dua es tsis tso cai rau cov kua dej dawb dhau los ntawm lim nruab nrab hauv qab nqus. Tsis tas li ntawd, nws tseem ceeb heev uas yuav tsum ntsuas cov kua uas peb yuav siv rau hauv cov cuab yeej no vim tias nws yuav tsum tsis txhob hla lub khob hauv qab lub funnel.
Feem ntau, Buchner funnel yog qhov tseem ceeb hauv cov organic chemistry rau kev sau ntawm recrystallized compounds. Lub tshuab nqus tsev nqus yuav pab tau kom qhuav cov ntub dej recrystallized compound. Txawm li cas los xij, nws yuav luag ib txwm xav tau cov kauj ruam kom qhuav ntxiv hauv qhov cub kom txo cov kua dej seem ntau li ntau tau.
Buchner funnel feem ntau yog siv nrog rau Buchner flask, Buchner nplhaib, thiab sinter seals. Thaum lub sijhawm ua haujlwm pom, nws yog ib qho tseem ceeb uas yuav tsum muaj lub tshuab nqus tsev nruj thiab ruaj khov ntawm Buchner flask thiab lim.
Hirsch Funnel yog dab tsi?
Hirsch funnel yog hom Buchner funnel tab sis nrog qhov me me thiab qhov sib txawv. Tsis zoo li Buchner funnel, Hirsch funnel muaj cov phab ntsa uas lub kaum sab nraud, thiab qhov loj ntawm funnel yog qhov sib piv me me. Yog li ntawd, qhov funnel no yog qhov tseem ceeb hauv kev sib cais cov khib nyiab los ntawm ib qho me me ntawm cov kua. Feem ntau, qhov funnel no tuaj yeem siv rau qhov tseem ceeb me me uas muaj li ntawm 1 mL txog 10 mL. Zoo ib yam li Buchner funnel, Hirsch funnel kuj muaj ib lub phaj perforated lossis iav fritted. Tsis tas li ntawd, Hirsch funnel yog lub teeb yuag, yooj yim los ntxuav, thiab autoclavable.
Qhov txawv ntawm Buchner thiab Hirsch Funnel yog dab tsi?
Buchner funnel thiab Hirsch funnel yog cov cuab yeej tshuaj ntsuam xyuas tseem ceeb uas peb siv hauv chav kuaj txhawm rau cais cov khib nyiab ntawm cov kua los ntawm cov txheej txheem pom. Qhov sib txawv tseem ceeb ntawm Buchner thiab Hirsch funnel yog Buchner funnel yog qhov muaj txiaj ntsig zoo hauv kev sau cov khoom xav tau los ntawm cov kua los ntawm lub tshuab nqus tsev pom, qhov Hirsch funnel yog ib qho me me Buchner funnel uas peb tuaj yeem siv los cais cov khoom los ntawm cov ntim me me. ua kua.
Cov hauv qab no infographic nthuav tawm qhov sib txawv ntawm Buchner thiab Hirsch funnel hauv daim ntawv teev npe rau ib sab ntawm kev sib piv.
Summary – Buchner vs Hirsch Funnel
Hirsch funnel txawv ntawm Buchner funnel raws li qhov loj thiab tsim; Lub Hirsch funnel yog me dua, thiab cov phab ntsa ntawm lub funnel no sab nraud, whereas cov phab ntsa ntawm Buchner funnel yog ntsug. Yog li ntawd, lawv cov kev siv kuj txawv ntawm ib leeg. Qhov sib txawv tseem ceeb ntawm Buchner thiab Hirsch funnel yog Buchner funnel yog qhov muaj txiaj ntsig zoo hauv kev sau cov khoom xav tau los ntawm cov kua los ntawm lub tshuab nqus tsev pom, qhov Hirsch funnel yog ib qho me me Buchner funnel uas peb tuaj yeem siv los cais cov khoom los ntawm qhov ntim me me. kua.
