Kwi-chemistry ye-chemistry, i-chromatography (GC) yindlela eqhelekileyo. Ilola, yahlulahlula, kwaye iququzelela iindlela ezixineneyo zendlela ezingazinzanga kunye ne-selatile. Kwintliziyo yalo naliphi na isikhokelo se-GC silula geni yovavanyo oluchanekileyo. Liqhawe elingaqhelekanga. Idlala indima ephambili ekuqinisekiseni isigwebo kunye nomgangatho ongaqondakaliyo wezakho.

I-VC Vials zizikhongozeli ezincinci. Benza isampula yezisombululo ukubamba. Kwenziwe nakwenziwe ukuba wazise izisombululo kwi-chromatograph yegesi. Ezi zinto zilula ziphambili. Bagcina umgangatho wakho wedatha ye-GC kunye nokungaguquguquki. Batshintsha isampulu yentshayelelo, bahlalutya i-adsorve, kwaye ichaphazele ukusebenza kwenkqubo.

Ukukhetha kwe-GC Vial kunokuba nefuthe elibonakalayo kwimpumelelo yohlalutyo lwakho lweChromatographic. Inqaku ngalinye loyilo linokuchaphazela uhlalutyo lwakho. Oku kubandakanya ukwakhiwa kwezixhobo kunye nobume be-vial. Ezi zinto zinempembelelo. Zikwachaphazela ukuchaneka kunye nokuphindaphinda kweziphumo zakho.

Ndinomdla wokubaluleka kwe-vials ye-promatographic uhlalutyo? Jonga inqaku elipheleleyo elibanzi:Kutheni le nto i-villa ye-ERPE isetyenziswa kwiChromatography? Ii-Angles ezili-12

Iindidi ze-GC

I-vials ye-GC iza ngeendlela ezininzi eziphambili. Nganye ineempawu ezizodwa kwaye isetyenziswa.

1. I-screw-ephezulu ye-vials:

Olu lolona hlobo luphambili lwe-GC Vials, ephakamisa i-cap ye-rung ekhusela i-septum okanye ukuvalwa.I-screw-ephezulu ye-vialsYiza ngobukhulu obuninzi kunye nezixhobo, ezinjengeglasi, i-polypropylene. Zikwanazo iindlela ezininzi zokuvalwa. Oku kubenza bakuthembeke phambili kwizicelo ezininzi ze-GC. I-cap ineengcongconi. Yenza itywina. Oku kumisa isampulu kunye nongcoliseko. Ikwavumela ukuphathwa kwesampulu elula kunye nezothutho. I-screw-ephezulu ye-vials ilungele zombini ezi ncwadana zimiselweyo kunye ne-GC.

I-2. I-villa ephezulu ye-crmip:

I-crimp-ephezulu ye-vialsSebenzisa ialuminium okanyeI-Butyl Ruber Starper. Ukwenza itywina elikhuselekileyo, i-crimpa inqambi kwintamo ye-vial. Olu luyilo luhlala lukhethelwa luhlalutyo. Kuya kufuneka babe namatywina angafezekanga ngenxa yezinto eziguqukayo. Itywina elikhutshiweyo linamandla ngakumbi kwaye libonisa ukuphazamiseka. Oku kwenza ukuba i-crual-ephezulu i-vils ukhetho oluphezulu lwendlela ephezulu okanye i-GC yokuSebenzisa i-GC. Ezi ziindlela zokusebenza apho ingqibelelo ibaluleke kakhulu.

3. Vials Caces:

Iglasi yenza ezi vils. Zenzelwe i-GC ye-GC. Banomthamo omkhulu. Oku kuvumela indawo yesampulu ye-gaseous ngaphezulu kwesampulu okanye isampulu eqinileyo. Uhlalutyo oluguquguqukayo luye lwadlula ngokukhawuleza nge-vials ye-entloko. Badibanisa ngokuvisisana ngokugqibeleleyo kwemfuza. Isampulu ivale, kwaye emva koko igcinwe kwi-GC. Olu hlobo lwe-vial lubalulekile ekuhlalutheni ukuhlalutya amaqumrhu obuzo. Oku kunokuba nzima ukwazisa ngeendlela zeflethi yendabuko.

I-4. I-Vials ezincinci:

I-vials micros ikwabizwa ngokuba yifaka okanye i-liners. Ziikhombu zevoti ezincinci ezihamba ngaphakathi kwe-GC ephambili ye-GC. Xa iivolumu zesampula ziphantsi, abantu bazisebenzisa. Oku kuyinyani kubahlali okudinga ukuphathwa okhethekileyo. Umzekelo, ukugxothwa okanye i-dilution. I-vials ezincinci zinceda ukusika ilahleko yesampulu. Baqinisekisa ukudluliselwa ngokuchanekileyo iisampulu ezincinci kwinkqubo ye-GC. Oku kubenza baxabisekile. Bagcina iisampulu ezixabisekileyo kwaye basebenza kunye nohlalutyo kwinqanaba.

Xa ukhetha i-vial ye-GC yesicelo sakho, kuya kufuneka uqwalasele izinto ezininzi. Oku kubandakanya ivolumu yesampulu kunye nepropathi yohlalutyo. Kwakhona, ngokuhambelana nenkqubo yakho ye-GC kunye nazo naziphi na iimfuno zendlela. Ukukhetha i-Vial efanelekileyo kumisela ukuchaneka kunye nokungqinelana kweziphumo ze-GC. Tshatisa ukhetho kwiimfuno zakho kwaye ukhethe uhlobo lwe-vial.

Ukuqinisekisa ukuba itywina elifanelekileyo libalulekile xa usebenzisa i-vials yentloko. Funda isikhokelo sethu ekukhetheni i-cap yelungelo lokuphucula ingqibelelo yesampulu kunye nokuthintela ukuvuza okanye ungcoliseko ngexesha lokuphononongwa kweChromatographic: Ngaba ukhetha i-cap elungileyo ye-vial yentloko yakho?

Iintlobo eziqhelekileyo ze-chromatography yegesi

I-chromatography yegesi yindlela yokuhlalutya. Ingaphatha iindidi ezininzi zesampulu kunye neentlobo zabahlalutyi. Uya kukhetha inkqubo ye-GC ngokusekwe kwiisampulu zakho kunye nohlalutyo. Cinga ngokuntsonkothileyo, kwaye kukufunyanwa kwakho kunye nokufunyanwa.

1. I-chromatography yegesi.

Olu lolona hlobo luqhelekileyo lwe-chromatograph. Abaphandi bayisebenzisa ukuze bafumane kwaye balinganise iinxalenye zomxube. Iinkqubo ze-GC zihlala zixhotyiswe ngeentlobo ezininzi zabacimi. Oku kubandakanya izixhobo zokuchonga ilangazer Bakwabandakanya i-Proption Medical Medical Medical (TCD), kunye ne-Mass Spectrometer (MS). Ukukhetha kuxhomekeke kuhlalutyo kunye neemfuno zesicelo. I-GC yohlalutyo ibonelela ngokwahlulahlula kunye nokuchongwa okuqaqambileyo. Yindawo yokusebenza yokusetyenziswa amaninzi. Oku kubandakanya ukuhlalutya indalo esingqongileyo. Bakwabandakanya nokutya kunye neziselo. Balawula umgangatho weziyobisi, kunye nokubeka iliso kwiinkqubo zekhemikhali.

2. Ukulungiselela i-GC:

Izazinzulu ziyila iinkqubo zokulungiselela ukulungiselela ukuhambela phambili kwaye zicoce imichiza. Basebenzisa izixhobo ezinkulu kunye neesampulu zesampulu kunokuba zihlalutye nge-GC. Abantu bahlala bezisebenzisa ezi nkqubo ukuvelisa imigangatho yembojithi. Bazisebenzisa kwi-isomers eyahlukileyo okanye bacoce imida yohlalutyo okanye synthesis. I-GC yokulungiselela i-GC ivumela ukuqokelela amaqhezu acocekileyo aqubethe amaqumrhu athile. Ungazisebenzisa kwimisebenzi emininzi kamva. Umzekelo, ukufumana isakhiwo sengqumbo okanye ukwenza izingqinisiso.

3. I-RPACE GC:

Le ndlela ikhethekileyo ye-GC. Abaphandi bayisebenzisa ukuhlalutya i-qualtile ye-witlaile kunye ne-semi-cotilaile. Isebenza kwiisampulu eziqinileyo okanye ezingamanzi. I-RPAECE GC ihlalutya isigaba seGusel (indawo entloko) ngaphezulu kwesampulu. Iitekhnoloji zahlula le gesi kwaye ziyifaka kwinkqubo ye-GC. Oku kuvumela ukufunyanwa kwemigaqo. Banokuba nzima ukuhlalutya ukusebenzisa ulwelo ngqo okanye inaliti eqinileyo. I-PROPACE GC inkulu ekuhlalutyeni imilinganiselo ye-ofisi ye-orting ye-orting (VOCs) kunye nezinyibilikisi zentsalela. Ilungile nakwabanye uhlalutyiweyo. Isebenza kakuhle kwezi zinto zinomxube ontsonkothileyo. Le mixube ibandakanya amayeza, ukutya, kunye nokusingqongileyo.

4. I-MultidimalT GC (GC × GC):

Kule ndawo yokubekwa, isampulu yahlulwa kwe-2D. Oku kuvumela isisombululo esingcono kunye nokuchongwa komxube ontsonkothileyo. Iinkqubo ze-GCGGC zisebenzisa iikholamu ezimbini ezinesigaba ezahlukeneyo. Bayadibanisa uthotho lokwandisa amandla okwahlukaniso kunye nokukhetha. I-GCXGC inokufikelela kwinqanaba eliphezulu lencopho. Ikwenza oku ngokudibanisa ubuchule bezakhiwo ezimbini. Ingasombulula ukubahlaziya oko kunokubangela i-co-elute kwinkqubo enye ye-GC. Obu buchule bukhulu kakhulu ekuhlalutye iisampulu ezintsonkothileyo. Oku kubandakanya iimveliso zepetroleum, ioyile ebalulekileyo, kunye nokusingqongileyo. Bafuna inqanaba eliphezulu lokwahlukana.

5. I-chromatography-mass spectrometry (GC-ms)

I-chromatography yegesi kunye ne-Suss Spectrometry sisixhobo esinamandla. Banokuchonga kwaye balinganise i-quands ezingaziwayo. Iinkqubo ze-GC-ms ziyakonwabela ubuchule bokwahlulahlula i-GC. Bafumana kwakhona i-shridation yoqwalaselo kunye nesiqinisekiso esivela kwi-spectrometer enkulu. Iinkqubo zifumana isicelo kuhlalutyo lokusingqongileyo, ii-forensics, kunye neMetabomics. I-GC yahlula isampulu kwinxalenye yayo. Umcwangcisi we-DSS uchonga indawo nganye. Ilinganisa ngokusekwe kwi-spectum yabo eyahlukileyo. Oku kuvumela uhlalutyo olupheleleyo lwemixube entsonkothileyo.

Ngaba ujonge isishwankathelo esipheleleyo se-vials yentloko? Isikhokelo sethu esinzulu sigubungela yonke into oyifunayo-ukusuka kwiimpawu eziphambili kunye neendlela zokukhetha kwixabiso eliqhelekileyo kunye nezona ndlela zokusetyenziswa kwe-GC kunye ne-HPPC: Isikhokelo esibanzi kwi-vials ye-EPECE: Iimpawu, ukhetho, ixabiso, kunye nokusetyenziswa

Nokuba isetyenzisiwe kangakanani na i-GC. Ukukhetha i-GC Vial kubalulekile. Iqinisekisa impumelelo kunye nokuthembeka kwendlela yakho yokuHlala. Khetha i-vial ehambelana nohlobo lwakho ngqo, izixhobo, kunye neemfuno zoyilo. Oku kunokuphucula intshayelelo yesampulu kunye nohlalutyo lokuhlaziya. Iya kuphucula umgangatho kunye nokuzala kwedatha yakho ye-GC.

Ngaphambili:

I-HPLC Vials kunye nexabiso le-CAPS: Isikhokelo esinzulu

Okulandelayo:

I-20ml Propace i-vials isebenza