Ukuhlunga Okulahlwayo Kwe-Vacuum

1. Uhlelo luhlanganisa i-funnel ye-polystyrene enentamo ye-polyethylene kanye nebhodlela lokugcina le-polystyrene elisuswayo.
2. Amavolumu(ml): 150,250,500 kanye no-1000.
3. Izindwangu zokuhlunga: Inayiloni, i-PES, i-Hydrophilic PVDF/MCE/CA.
4. Usayizi wembobo (μm): 0.22 kanye no-0.45.
5. Isetshenziswa kabanzi ekuhlungeni nasekugcineni imithombo yamasiko amaseli, uketshezi lwezinto eziphilayo, kanye nezinye izixazululo zamanzi.

**Isihloko: Ikusasa Lokuhlunga: Ukuhlola Izinhlelo Zokuhlunga Ezilahlwayo Ze-Vacuum**

Emkhakheni wocwaningo lwelabhorethri kanye nokucubungula izinto eziphilayo, ukusebenza kahle nokuthembeka kubaluleke kakhulu. Izinhlelo zokuhlunga i-vacuum ezilahlwayo ziyisisombululo esithandwayo nesintsha. Eziklanyelwe ukwenza lula inqubo yokuhlunga, lezi zinhlelo sezibe ithuluzi elibalulekile kubacwaningi nososayensi.

Ingaphakathi lesistimu yi-funnel ye-polystyrene enentamo ye-polyethylene, eqinisekisa ukuxhumana okuphephile nokungavuzi. Ibhodlela lokugcina le-polystyrene elisuswayo lenza kube lula ukuqoqa nokugcina amasampula ahlungiwe, okwenza kube ukukhetha okusebenzayo kuma-laboratory amatasa. Uhlelo lutholakala ngezinhlobo ezahlukene - 150ml, 250ml, 500ml kanye no-1000ml - ukuhlangabezana nezidingo ezahlukahlukene zokuhlola.

Esinye sezici ezivelele zesistimu yokuhlunga i-vacuum elahlwayo ukuguquguquka kwe-membrane yayo yokuhlunga. Abasebenzisi bangakhetha kusuka ku-membrane ye-nylon, i-PES, kanye ne-hydrophilic PVDF/MCE/CA, ngayinye eyenzelwe izinhlelo ezithile. Lokhu kuguquguquka kuqinisekisa ukuthi abacwaningi bangakhetha i-membrane efanele kakhulu izidingo zabo zokuhlunga ezithile, kungakhathaliseki ukuthi basebenza nemidiya yokukhulisa amaseli, ama-biofluids, noma ezinye izixazululo zamanzi.

Ngaphezu kwalokho, uhlelo lunikeza osayizi bembobo engu-0.22μm kanye no-0.45μm ukuze kuhlungwe kahle. Usayizi wembobo engu-0.22μm ulungele izixazululo zokuhlanza, kanti usayizi wembobo engu-0.45μm ulungele ukucacisa amasampula. Leli zinga lokunemba libalulekile ekugcineni ubuqotho bezinto eziphilayo ezibucayi.

Ekuphetheni, uhlelo lokuhlunga i-vacuum olulahlwayo luwumkhiqizo oguqukayo emkhakheni wokuhlunga kwelebhu. Umklamo walo olula ukuwusebenzisa, ohlanganiswe nezinketho ezahlukene zokuhlunga kanye nosayizi we-pore, ulwenza lube ithuluzi elibalulekile kunoma ubani ophatha uketshezi lwezinto eziphilayo kanye nemidiya yokukhulisa amaseli. Njengoba amalebhu eqhubeka nokufuna izixazululo ezisebenzayo nezithembekile, lolu hlelo lokuhlunga lube yisinqumo sokuqala sokuhlangabezana nezidingo zocwaningo lwanamuhla.

Isihloko Sebhulogi: Ikusasa Lobuchwepheshe Bokuhlunga: Ukuhlola Izinhlelo Zokuhlunga Ezilahlwayo Ze-Vacuum

Emisebenzini yelabhorethri, ukusebenza kahle kanye nokuhlanzeka kubaluleke kakhulu. Izinhlelo zokuhlunga i-vacuum ezilahlwayo zinikeza ikhambi elithembisayo nelisha. Lezi zinhlelo zenzelwe ukwenza lula inqubo yokuhlunga ngenkathi kuqinisekiswa ukuthi amasampula ahlala emsulwa futhi engangcolisiwe.

Ingxenye eyinhloko yalolu hlelo i-funnel eqinile ye-polystyrene enomklamo wentamo ye-polyethylene ukuze kube lula ukuxhumana nomthombo we-vacuum. Lo mklamo awugcini nje ngokuthuthukisa ukusebenziseka kalula kodwa futhi uqinisekisa ukuxhumana okuphephile, unciphisa ingozi yokuvuza ngesikhathi sokusebenza. Uhlelo luphinde lube nedamu le-polystyrene elisuswayo ukuze kuqoqwe futhi kugcinwe kalula amasampula ahlungiwe. Uhlelo lokuhlunga lutholakala ngezinketho eziningi zomthamo—150 ml, 250 ml, 500 ml, kanye no-1000 ml—ukuze kuhlangatshezwane nezidingo ezahlukene zelebhu kanye nezimo zokusetshenziswa.

Inzuzo ebalulekile yesistimu yokuhlunga i-vacuum elahlwayo ukukhetha kwayo okubanzi kwama-membrane okuhlunga. Abasebenzisi bangakhetha kusuka kuma-membrane e-nylon, i-polyethersulfone (PES), kanye ne-hydrophilic polyvinylidene fluoride/microcapsule/cellulose acetate (PVDF/MCE/CA), ngalinye lenzelwe izidingo ezithile zokuhlunga. Lokhu kuguquguquka kuvumela abacwaningi ukuthi bakhethe i-membrane efaneleke kakhulu ngokusekelwe ezimpahleni zesampula, kungakhathaliseki ukuthi iyisisombululo samanzi noma i-solvent ephilayo.

Ngaphezu kwalokho, uhlelo lunikeza osayizi ababili be-pore, i-0.22 μm kanye ne-0.45 μm, okuqinisekisa ukuthi ngisho nezinhlayiya ezincane kakhulu zingasuswa ngempumelelo. Lokhu kunemba kubalulekile ekusetshenzisweni okufana ne-microbiology, lapho ukususwa kokungcola kungathinta kakhulu imiphumela yokuhlola.

Ngamafuphi, izinhlelo zokuhlunga i-vacuum ezilahlwayo ziyinguquko entsha yama-laboratories afuna ukusebenza kahle nokuthembeka. Ngomklamo wazo olula ukuwusebenzisa, izinketho zamandla eziguquguqukayo, kanye nama-membrane okuhlunga asezingeni eliphezulu, sezibe ithuluzi elibalulekile kubacwaningi abalwela ukufeza amazinga aphezulu okuhlanzeka kwesampula. Yamukela ikusasa lobuchwepheshe bokuhlunga futhi uthuthukise izinqubo zakho zelebhu ngalesi sixazululo esisha.