Cov txheej txheem:
- Yuav ua li cas rau hauv lyophilization?
- Yuav ua li cas rov qab rau hauv lyophilization?
- triple point hauv khov ziab yog dab tsi?
- triple point hauv lyophilization yog dab tsi?
Video: Dab tsi yog qhov taw qhia eutectic hauv lyophilization?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Qhov kub eutectic (triple point) yog qhov kub uas koj tus qauv tsuas muaj nyob rau theem khoom. Yog tias koj cov qauv khov mus rau qhov kub siab tshaj qhov kub ntawm eutectic, nws yuav pib yaj.
Yuav ua li cas rau hauv lyophilization?
Annealing yog ua cov kauj ruam hauv lyophilization nyob rau hauv cov qauv uas tau khaws cia ntawm qhov kev txiav txim siab subfreezing kub saum Tg', thaum lub sijhawm (Searles li al., 2001a). Cov txheej txheem no cuam tshuam qhov loj me ntawm cov dej khov khov, ua rau lawv txoj kev loj hlob.
Yuav ua li cas rov qab rau hauv lyophilization?
Meltback yog ib daim ntawv ntawm lub ncuav mog qab zib thiab yog ua los ntawm kev hloov ntawm cov khoom mus rau lub xeev ua kua Ntawd yog, muaj qhov tsis tiav sublimation (hloov ntawm cov khoom mus rau lub xeev vapor) hauv lub vial. Koom nrog qhov teeb meem no yog qhov hloov pauv ntawm lub cev ntawm cov tshuaj yeeb tshuaj thiab / lossis lub hnab ntim dej noo.
triple point hauv khov ziab yog dab tsi?
Cov txheej txheem lub cev qhuav dej yuav tsum khov cov khoom, txo qhov siab tshem cov dej khov los ntawm sublimation. … Ntawm qhov sib xyaw ua ke ntawm qhov kub thiab txias, dejtuaj yeem muaj nyob hauv tag nrho peb theem ntawm qhov sib npaug - qhov no hu ua "triple point ".
triple point hauv lyophilization yog dab tsi?
Yuav hais kom yooj yim, qhov peb taw tes ntawm dej yog tsuas yog qhov kub ntawm qhov dej tuaj yeem muaj nyob hauv peb lub xeev ntawm qhov teeb meem; khoom (ice), kua (dej), thiab roj (dej vapour).
Pom zoo:
Dab tsi yog qhov taw qhia?
Ib qho taw qhia yog ib daim ntawm cov ntaub ntawv kev lag luam uas sib haum nrog kev txav mus tom ntej lossis hloov pauv hauv qee qhov xwm txheej txaus siab. Kev ntsuas kev lag luam tuaj yeem pab kwv yees thiab kwv yees cov xwm txheej yav tom ntej thiab cov qauv hauv kev lag luam, kev lag luam, thiab kev lag luam .
Dab tsi yog qhov taw qhia ntawm kipping rub ups?
Kev rub tawm yog siv tau vim tias nws hloov chaw pib ua haujlwm ntawm rub mus rau lwm lub cev, tab sis cov quab yuam tseem yuav dhau mus lub bar thiab lub xub pwg thaum lub hauv caug ntawm lub viav vias Lub xub pwg ces khaws lub zog zoo li lub caij nplooj ntoos hlav thiab hloov nws rov qab rau hauv qhov bar thiab lub cev kom nce siab .
Qhov taw qhia murexide yog dab tsi?
Murexide yog metal indicator for Ca, Co, Cu, Ni, Th, and rare earth metals; nws kuj yog ib tug colorimetric reagent rau calcium thiab tsawg ntiaj teb hlau. Murexide yog me ntsis soluble hauv dej, cawv, thiab ether. … Kev kuaj xyuas cov calcium yog pH 11.
Dab tsi yog qhov taw qhia ntawm kev cuam tshuam hauv kev lag luam?
Ib qho taw qhia tsis txaus ntseeg yog ib qho xwm txheej uas ua rau muaj kev hloov pauv tseem ceeb hauv kev vam meej ntawm lub tuam txhab, kev lag luam, kev lag luam, kev lag luam, lossis qhov xwm txheej ntawm thaj chaw thiab tuaj yeem suav tias yog qhov hloov pauv.
Kuv qhov taw qhia antipodal yog dab tsi?
Nyob rau hauv lej, cov ntsiab lus antipodal ntawm ib tus kheej yog cov diametrically opposite rau ib leeg(qhov tshwj xeeb ntawm cov ntsiab lus no yog cov kab kos los ntawm ib qho mus rau lwm qhov. los ntawm qhov nruab nrab ntawm tus kheej thiaj li tsim ib txoj kab uas hla tseeb).
