Iziqandisi zezokwelapha zisetshenziswa emikhakheni yezokwelapha neyesayensi ikakhulukazi zokongiwa nokugcinwa kwama-reagent, amasampula ezinto eziphilayo, kanye nemithi. Njengoba lo muthi wokugoma ususetshenziswa kabanzi emhlabeni wonke, uya ngokuya ubonakala.
Kunezici ezahlukene kanye nezinketho ezitholakalayoiziqandisi zezokwelaphaKuye ngezikhathi ezahlukene zokusetshenziswa, Amayunithi amaningi akhiwe ngenhloso awela ezinhlotsheni ezinhlanu:
Isitoreji Somuthi Wokugoma
Izimpahla Zemithi
Ibhange Legazi
Ilebhu
I-Chromatography
Ukukhetha isiqandisi sezokwelapha esifanele sekuya kuba yinto ebalulekile. Kunezici eziningana zokukhetha isiqandisi sezokwelapha esifanele.
Usayizi Wesiqandisi
Ukuthola usayizi ofanele kuyisici esibalulekile enkambisweni yokukhetha. Uma iyunithi yokuqandisa yezokwelapha inkulu kakhulu, kuzoba nzima ukugcina izinga lokushisa langaphakathi lingaphakathi kwebanga elibekiwe. Ngakho-ke, kungcono ukufuna okuthile okuzofanela izidingo zokugcina. Ngakolunye uhlangothi, amayunithi amancane kakhulu kunezidingo zokugcina angabangela ukuminyana kanye nokugeleza komoya okungekuhle kwangaphakathi - okungasunduza okunye okuqukethwe ngasekugcineni kweyunithi, futhi kunciphise ukusebenza kahle kwemigomo noma amanye amasampula ngaphakathi.
Hlala unolwazi ngenani lezinto ezizogcinwa esiqandisini ngasinye sezokwelapha. Uma kungenzeka, zama ukucabangela izinguquko ezingaba khona ezidingweni zokugcina, ukuze ulungele.
Ukubekwa Kwefriji
Kungase kuzwakale kungabazisa kodwa ukubekwa nakho kuyisici okufanele sicatshangelwe, ngoba ukubekwa kuzonquma ukuthi iyunithi izokwakhiwa ngaphakathi, noma izoma ngokuzimela.
Kwisakhiwo esinendawo encane, kunconywa ukusebenzisa amayunithi amancane, njengoba angangena kalula ngaphakathi noma ngaphansi kwama-countertop amaningi; kuyilapho isiqandisi esikhulu nesiqondile silungele kangcono indawo yokusebenza engadingi ukonga isikhala saphansi. Ngaphandle kwalokhu, kubalulekile futhi ukuqinisekisa ukuthi kunesikhala esanele esizungeze iyunithi ukuze kujikelezwe umoya ngendlela efanele - cishe amasentimitha amabili kuya kwamane kuzo zonke izinhlangothi. Iyunithi ingadinga futhi ukufakwa ekamelweni elihlukile lapho ingagcinwa iphephile khona ekuvezweni amazinga okushisa ahlukahlukene emini.
Ukuqina Kokushisa
Elinye iphuzu elibalulekile elihlukanisa isiqandisi sezokwelapha nesiqandisi sasekhaya yikhono laso lokulawula amazinga okushisa anembile. Kukhona ukufana kwezinga lokushisa elingu-+/-1.5°C. Amayunithi esiqandisi sezokwelapha akhiwe ukuqinisekisa ukuthi amasampula nezinto ezidingekayo zezokwelapha zigcinwa ngaphakathi kwezinga lokushisa elithile ukuze zihlale ziphila. Sinezinga lokushisa elihlukile elilandelayo lezigaba ezahlukene.
-164°C / -152°C Isiqandisi se-Cryogenic
-86°C Isiqandisi Sezinga Lokushisa Eliphansi Kakhulu
-40°C Isiqandisi Sezinga Lokushisa Eliphansi Kakhulu
-10~-25°C Isiqandisi Sezokwelapha
2~8°C Ifriji Yekhemisi
2~8°C Isiqandisi esingaqhumi
Isiqandisi Esineqhwa esingu-2~8℃
4±1°CIsiqandisi Sebhange Legazi
+4℃/+22℃ (±1) Isiqandisi Sebhanga Legazi Elihambayo
Ngokwesibonelo,ifriji lokugomangokuvamile kugcina amazinga okushisa aphakathi kuka-+2°C kuya ku-+8°C (+35.6°F kuya ku-+46.4°F). Ukushintsha kwezinga lokushisa kungathinta amandla azo noma konakalise ucwaningo oluthathe umzamo omkhulu nemali. Ukulawulwa kwezinga lokushisa okungazinzile kungasho nokulahlekelwa yiminikelo yegazi emabhange egazi kanye nokuntuleka kwemithi edingekayo ezibhedlela nasemitholampilo yezokwelapha, kuyilapho izikhungo zocwaningo zingakhetha iziqandisi ezingagcina amasampula ezimweni ezicacisiwe. Ngokuyisisekelo, amayunithi okuqandisa ezokwelapha akhethekile angasetshenziswa ngezinhloso ezahlukene, inqobo nje uma ukusetshenziswa kwawo kufaneleka izidingo zesikhungo.
Uhlelo Lokuqapha Izinga Lokushisa Ledijithali
Ukuhlolwa kwezinga lokushisa kungenye into ebalulekile ekugcineni amasampula ezokwelapha kanye nemijovo kugcinwe kahle ngaso sonke isikhathi.
I-Centers for Disease Control (CDC) isikisela ukuthenga amayunithi okuqandisa ezokwelapha anamadivayisi okuqapha izinga lokushisa (TMD) kanye nama-Digital Data Loggers (DDL) azovumela abasebenzisi ukuthi balandelele futhi baqoqe idatha yokushisa yangaphakathi ngaphandle kokuvula umnyango. Ukuze ukuqapha izinga lokushisa kwedijithali, uhlelo lwe-alamu, kanye nokugcinwa kwedatha kube yizinto ezibalulekile eziqandisini zezokwelapha.
Amashelufu
Zonke izingxenye zezokwelapha zidinga izinhlelo zokubeka amashelufu ezikhuthaza ukuhamba komoya okusebenzayo. Kunconywa ukukhetha iziqandisi zezokwelapha ezinamashelufu akhelwe ngaphakathi noma alungiseka kalula ukuqinisekisa ukuthi iyunithi ingaphatha inani elanele lokunikezwa ngaphandle kokuminyana ngokweqile. Kufanele kube nesikhala esanele phakathi kwebhodlela ngalinye lomjovo kanye nesampula yezinto eziphilayo ukuze umoya ujikeleze kahle.
Iziqandisi zethu zihlonyiswe ngamashalofu ekhwalithi ephezulu enziwe ngocingo lwensimbi olumbozwe nge-PVC anamakhadi okuthengisa kanye namamaki okuhlukanisa, okulula ukuwahlanza.
Uhlelo Lokuphepha:
Ezindaweni eziningi, izinto eziyigugu cishe zigcinwa ngaphakathi kwesiqandisi sezokwelapha. Ngakho-ke kubalulekile ukuba neyunithi eza nokukhiya okuvikelwe - ikhiphedi noma ukukhiya okuhlanganisiwe. Ngakolunye uhlangothi, kufanele ibe nohlelo lwe-alamu oluzwakalayo nolubonakalayo oluphelele, isibonelo, izinga lokushisa eliphezulu neliphansi, iphutha lenzwa, ukwehluleka kwamandla, ibhethri eliphansi, umnyango ovulekile, iphutha lokuxhumana kwebhodi elikhulu lokushisa okuphezulu, amasampula esaziso esiphelelwe yisikhathi, njll.; Ukubambezeleka kokuqala kwe-compressor kanye nokuvikelwa kwesikhashana sokuma kungaqinisekisa ukusebenza okuthembekile. Kokubili isilawuli sesikrini sokuthinta kanye nesilawuli sekhibhodi kunesivikelo sephasiwedi esingavimbela noma yikuphi ukulungiswa kokusebenza ngaphandle kwemvume.
Izici ezengeziwe okufanele uzicabangele:
Uhlelo Lokuncibilikisa: Uhlelo lokuncibilikisa iqhwa lweyunithi yokuqandisa yezokwelapha akuyona into okufanele inganakwa. Ukuncibilikisa iqhwa ngesandla kuzodla isikhathi, kodwa kubalulekile ezinhlotsheni ezithile nezidingo. Ngaphandle kwalokho, amayunithi okuncibilikisa iqhwa ngokuzenzakalela adinga ukulungiswa okuncane nesikhathi esincane kodwa azosebenzisa amandla amaningi kunamayunithi enziwe ngesandla.
Iminyango Yengilazi Neminyango Eqinile: Lokhu kuzoba yinto eza kuqala phakathi kokuphepha nokubonakala. Iziqandisi zezokwelapha ezineminyango yengilazi zizoba usizo, ikakhulukazi ezimweni lapho umsebenzisi edinga ukubheka ngokushesha ngaphakathi ngaphandle kokukhipha umoya obandayo; kuyilapho iminyango eqinile inikeza ukuphepha okwengeziwe. Iningi lezinqumo lapha lizoncika ohlotsheni lwesikhungo sezempilo lapho iyunithi izosetshenziswa khona.
Iminyango Ezivala Ngokwayo: Amadivayisi eminyango ezivala ngokwawo asiza amayunithi okuqandisa ezokwelapha ukuvimbela amazinga okushisa ukuthi angaphazanyiswa njalo.
Ukunquma ukuthi yisiphi isiqandisi sezokwelapha ozosithenga kuncike kakhulu enjongweni ehlongozwayo yeyunithi. Kubalulekile futhi ukuqonda ukuthi ukukhetha imodeli akusekelwe kuphela ezidingweni zendawo yokusebenza kodwa nasezidingweni ezingaba khona zesikhathi esizayo. Akukho okubi ekubikezeleni izimo zesikhathi esizayo. Ukuze wenze ukukhetha okufanele manje, cabanga ukuthi zonke lezi zici zingase zisebenze kanjani eminyakeni edlule isiqandisi sezokwelapha esizosetshenziswa.
Isikhathi sokuthunyelwe: Julayi-30-2021 Ukubukwa: