Nyanzvi dzemuLabhoreti dzinogona kupedza maawa zuva rega rega dzakabata micropipette, uye kuvandudza kukwenenzverwa kwepombi uye kuona mhedzisiro inovimbika kazhinji kunonetsa.Kusarudza iyo micropipette yakakodzera kune chero yakapihwa application chinhu chakakosha pakubudirira kwebasa remurabhoritari; haisi kungovimbisa kushanda kwekuedza chero kupi zvako, asiwo kunowedzera kushanda zvakanaka.Kunzwisisa zvinodikanwa zvepipetting workflow inoita kuti vashandisi vasarudze pipettes yakarurama uye inodzokororwa, asi pane zvimwe zvakawanda zvinofanirwa kutariswa kuti zvivandudze migumisiro yepipetting uye kuvimbisa kubudirira kwekuedza.
Mukutaura, zvinwiwa zvinowira muzvikamu zvitatu zvikuru: aqueous, viscous, uye volatile.Zvinwiwa zvakawanda zvinokonzerwa nemvura, zvichiita kuti air displacement pipettes sarudzo yekutanga kune vakawanda.Kunyange zvazvo mvura zhinji inoshanda zvakanaka nemhando iyi yepipette, volumetric pipettes inofanira kusarudzwa kana ichishanda neine viscous zvikuru kana inoputika zvinwiwa.Misiyano pakati pemhando idzi dzepipetting dzakakosha dzinoratidzwawo muFigureti yemvura yakakosha kushandiswa. mhando - kune mhedzisiro yakanaka.
Izvo zvikamu zviviri zvakakosha zvakanyanya zvinokanganisa mhedzisiro yepipetting ndeyechokwadi uye chakarurama (Mufananidzo 2) .Kuti uwane huwandu hwepipetting yakarurama, kunyatsojeka, uye kuvimbika, mitemo yakawanda inofanira kuchengetwa mupfungwa.Semitemo yezvigunwe, mushandisi anofanira kugara achisarudza pipette duku kudarika iyo inogona kubata vhoriyamu inodiwa. µl ine 5,000 µl pipette, mibairo inogona kushata. Mibairo iri nani inogona kuwanikwa ne300 µl pipettes, ukuwo 50 µl pipettes ichipa mibairo yakanaka. Pamusoro pezvo, vhoriyamu yakasetwa pamapipeti echinyakare echinyakare inogona kushanduka panguva yekubheta nekuda kwekutenderera netsaona kwepombi. Ndosaka mamwe magadzirirwo epombi achidzivirira vhoriyamu inodzivirira pombi. kuti uwedzere kuva nechokwadi chekururama.Calibration chimwe chinhu chakakosha chinobatsira kuvimbisa mhedzisiro yakavimbika nekuratidza kurongeka uye kurongeka kwepipette.Iyi nzira inofanira kuva nyore kumushandisi; semuenzaniso, mamwe mapipette emagetsi anogona kuseta zviyeuchidzo zvecalibration, kana kuchengetedza nhoroondo yekuenzanisa.Haisi kungoita pipette yekufunga.Kana muromo wepipette ukave wakasununguka, unodonhedza, kana kudonha, unogona kukonzera matambudziko akasiyana.Iri dambudziko rinowanzoitika murabhoritari rinowanzo kukonzerwa nekushandiswa kwemaitiro-yechinangwa matipi epipette, ayo anowanzoda "tapping."Iyi nzira inogona kutambanudza tip kana kutambanudza tip. misplace, kana kutoita kuti muromo udonhe kubva papipette zvachose.Kusarudza micropipette yepamusoro yakagadzirwa nemazano chaiwo inoita kuti pave nekubatana kwakachengeteka, kupa hutano hwepamusoro hwekuvimbika uye migumisiro iri nani.Kuwedzera, chimwe chinhu chiri nyore sepipettes yemavara-coding uye mazano anogonawo kubatsira vashandisi kuti vave nechokwadi chokuti mazano akakodzera anosarudzwa nokuda kwepipettes yavo.
Munzvimbo yepamusoro-soro, zvakakosha kuti zvive zvakanaka sezvinobvira paunenge uchichengetedza kuvimbika uye kuwirirana kwepipetting process.Kune nzira dzakawanda dzekuvandudza kushandiswa kwepipetting, kusanganisira kushandiswa kwe-multichannel uye / kana electronic pipettes.Izvi zviridzwa zvakasiyana-siyana zvinowanzopa nzira dzakasiyana-siyana dzepipetting-zvakadai se reverse pipetting, variable dispensing, kuenzanisa nzira, kuenzanisa nzira, kuenzanisa nzira, kurerutsa nzira. zvakadai sekudzokororwa kunodzokororwa kwakanakira kugovera maaliquots akawanda evhoriyamu imwechete pasina kuzadza zvakare zano.Kushandisa imwe-channel pipette kuendesa sampuli pakati pemhando dzakasiyana dzelabware dzinogona kukurumidza kuve dzakaoma uye dzakakanganisa.Multichannel pipettes inobvumira kuendesa masampuli akawanda panguva imwe chete mukubwaira kweziso.Hakusi chete kuti izvi zvinowedzera kukuvadza kwepipeti (inobatsirawo kudzivirira kukuvadza kwepipeti, IRS inodzidzisa zvakare). mapipette anotokwanisa kusiyanisa matip spacing panguva yepipetting, achibvumira kufambiswa kwakafanana kwemasampuli akawanda pakati peakasiyana labware saizi uye mafomati, kuchengetedza maawa enguva (Mufananidzo 3).
Nyanzvi dze laboratory dzinowanzopedza maawa ezuva nezuva pipetting.Izvi zvinogona kukonzera kusagadzikana uye, mumatambudziko akaoma, kunyange kukuvadzwa kwemaoko kana ruoko.Zano rakanakisisa rekudzivisa njodzi dzinogona kuitika nderokuderedza nguva yaunobata pipette kusvika kunguva pfupi.Kuwedzera kune izvi, vashandisi vanofanira kusarudza micropipette isingaremi uye yakanyatsogadzikana ine misa pakati kuitira kugadzikana zviri nani. kubata dhizaini, uye gadzirisa vhoriyamu zvakasununguka uye nekukurumidza sezvinobvira kudzivirira kufamba kusingakoshi.Uyewo, mazano akakosha, sezvo kurodha matipi uye ejection kazhinji kunoda simba rakawanda kupfuura pipetting uye kune njodzi inogona kuitika yekukuvara, kunyanya mumagadzirirwo epamusoro-soro.Mazano ePipette anofanirwa kupinda munzvimbo pasina simba shoma, kupa kubatana kwakachengeteka, uye kuve nyore zvakaenzana kubvisa.
Paunenge uchisarudza iyo micropipette yakakodzera yechikumbiro chako, zvakakosha kuti utarise chikamu chese chekufamba kwebasa rako.Nekufunga nezvepipette, maitiro ayo, rudzi uye huwandu hwemvura iri kupinzwa, uye matipi anoshandiswa, vesainzi vanogona kuvimbisa mhedzisiro, chaiyo uye yakavimbika mhedzisiro asi vachichengetedza kubereka uye kuderedza njodzi yekukuvara.
Mune ino edition, kudzoreredzwa kweanokosha analytes kunoongororwa neHPLC-MS vachishandisa yakasanganiswa-modhi yakasimba cation exchange SPE microplates. Mabhenefiti eSEC-MALLS mune biopharmaceutical application…
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Nguva yekutumira: Jun-10-2022