Zaɓin Septi na Autosampler Vials

Septum da kuka zaɓi don kuAutosampler vialna iya yin tasiri mai shayarwa, ingantaccen tsaro, allon allura da abubuwan toshe, da kayan aiki, da kuma kayan aiki. Karka bari hadarin zabin SEPTA na rage ka.

Kayan aiki na SEPT

Kayan aiki na Seetta na bada shawarar mafi kyawun Septa ta amsa wasu tambayoyi masu sauki, kamar:

1. HPLC, uhplc, ko GC?

2. Dunƙule bakin zaren, cape katako, da kuma karnan

3. Autosampler Exle Nau'in & Tip diamita?

4. Slit ko ba slit zane ba?

5. Sake zama?

6. Sosai da zazzabi da za a fallasa gasar?

7. Yin allura?

Tefen yanke hukunci

Kayan aiki na Seepta na yin amfani da ginshiƙi a ƙasa don zaɓar Septum wanda zai taimaka hana gurbatawa da gujewa lalacewa.

Mahimman abubuwan da kuke buƙata don la'akari lokacin zabar UbangijiSeepta da ta dace:

1. Kayan aiki

Kowane kayan siyarwar kayan aiki yana amfani da nau'ikan allura daban-daban da kuma don wasu kayan aiki, da za a iya amfani da kayan tare da ƙananan gado, kamar allura da aka tanada.

2

Idan mahaɗan naku suna da fasoji to zabar septa wanda zai samar da mabuɗin rufe don hana asarar zama. Tsarin mu na rufe ido (avcs) Caps Cire mukamai kusa da cimma matsakaiciyar hatimin lokacin da yake rufe vial.

3. Sosai

Wasu maganganu waɗanda ake amfani da su don HPLC, uhplc, da gwaje-gwajen GC na GC na iya tasiri kan mutuncin SePTA.

4. Zazzabi

Idan kana buƙatar sanya samfurin samfurin da aka ɗora a cikin yanayin babban yanayin yanayi, kuna buƙatar la'akari da kayan SEPTSa waɗanda zasu iya jure yanayin zafi.

SEPTA kayan& Properties

SEPTA an yi shi ne daga kayan daban-daban. Duba ƙasa don ma'anar da kuma amfani da nau'ikan nau'ikan kayan septa.

Septa roba

Ana amfani da su da farko don bincike na yau da kullun a cikin cututtukan gas. Yana bayar da iko na matsakaici don zira kwalliya da kuma ingantaccen magani. Ba a ba da shawarar don allurar bincike ko riƙe samfurori don ƙarin bincike ba. PTFE Layer mai kariya ne wanda ya taɓa jujjuya roba zuwa harin sunadarai.

PTFE \ / jan roba: low durometer yana ba da izinin shiga ciki. Shahararren Septum da tattalin arziki na tattalin arziki don Janar GTC dalilan.

PTFE \ / roba: Masifon da wuya na roba don amfani tare da soki allura. Mafi mashahuri da tattalin arziki SPEPTA don Janar GC GLO.

Pre-slit ptfe \ / jan roba: Pre-slit, mai inganci jan roba tare da na bakin ciki (0.003 ") Layer na PTFe. Don aikace-aikacen da aikace-aikacen sirinji ko a lokuta lokacin da babu wani wuri na iya zama a cikin Vial.

Silicone roba roba septa

Babban inganci, silicone roba da aka sanya wa PTFE. Yi amfani da lokacin da kyawawan masu zurina halaye ne. Septum ya tsuda Coring kuma an ba da shawarar lokacin da ake buƙatar allurar da yawa. SEPTALILE da aka fi so don amfani a aikace-aikacen Romomatography aikace-aikacen.

Ptfe \ / silicone: babban silicone mai laushi mai laushi wanda yake da ptfe. Septum ya tsuda Coring kuma an ba da shawarar don kayan kida tare da kyawawan kayan allura. Hakanan an ba da shawarar don LC-MS da GC-ms saboda tsarkin tsarkakakku.

Ptfe \ / silicone \ / PTFE: wani Layer na PTFe a kowane gefen Matsakaicin Harasar Silicone. Mafi yawan juriya ga cring tare da na sama-matsakaiciyar yanayin kama. Nagari don yawancin aikace-aikacen neman aikace-aikacen kamar na bincike na ganowa, lokaci mai tsawo tsakanin allura, ko na ƙa'idodin ciki. Yi amfani da kowane Autosampler ta amfani da manyan diamita, sirin-da-zangce allura.

Pre-slit ptfe \ / silicone: Pre-slit, ingantaccen ingancin farin silicone da PTFE. Don aikace-aikace ta amfani da allurar sirinji na bakin ciki ko a lokuta a lokacin da babu injiniya na iya zama a cikin Vial.

PTFE da Fluallopollymers

Kyakkyawan juriya da kemikal da aka yi amfani da shi azaman kare mai kariya ga ƙarancin ealastomers.

Butyl roba \ / Chlorobutyl roba

Zabi na tattalin arziki na zazzabi mai ƙarancin zafin jiki (<125 ° C) ko aikace-aikacen matsin lamba. Bai dace da Alkanes ba, benzene, chloriheated abubuwan sha ko cyclohexane ba tare da mai kariya Ptfe Layer.

Roba silicone

Kyakkyawan zaɓi na Septa don volatatives tare da ƙarancin kololuwa da ƙarancin rauni. Hakanan ya dace da giya da samfuran ruwa mai ruwa. Kyakkyawan halaye da juriya ga jingina.

PTFE PTFE \ / Bluicone Silicone: Mafi kyawun Septa Zabi lokacin da yanayin zafi ya wuce 125 ° C.

Na halitta ptfe \ / Red silicone: High zazzabi da aka tsara hatimi tare da ƙarancin jini. Zaɓin zaɓi na Septa lokacin da yanayin zafi yake zuwa 300 ° C.

Bluicone silicone \ / Red PTFE: bakin ciki 1.4 mm hatimi tare da PTfe fuska. Zane mai kama da karami yana iyakance saboda muryar silicone.

Aluminum \ / White Silicone: Face Aluminum na nunawa yana kare silicone hatimi. Farar silicone ya dace da amfani har zuwa 170 ° C.

Aluminum \ / Red silicone: Facesumanum aluminum yana kare silicone hatimi. Red silicone ya dace da amfani a yanayin zafi har zuwa 250 ° C.

Bluicone silicone \ / na halitta PTFE: Silicone mai laushi mai tsabta tare da tsari mai tsabta don tsangwama na tsangwama. Awalin bakin ciki ya dace da wanke wanke, shirye-shiryen share abubuwa, da kuma múft microxtraction na zamani (Spme) Aikace-aikace tare da wasu sanclealing. Ba don aikace-aikacen Heepspace ba.

Ƙarshe

Ƙarin ra'ayoyi game da zaɓin SEPTSa buƙatar da ƙari. Don haka ga ƙarin yanke shawara game da zaɓin SEPTTA suna maraba da su.