Iqonga le-GCM-1522 Gas chromatography-mass spectrometry

1. Imeko yokusebenza

Ubushushu bokusebenza kokusingqongileyo: 18-35℃

Ukufuma okusebenzayo kokusingqongileyo: ≤80%

I-voltage yokusebenza: 220 V (± 10%), 50Hz (± 2%)

2. Iiparamitha zespectrometer yobunzima obune-quadrupole enye

I-quadrupole yesinyithi esipheleleyo echanekileyo kakhulu exhotyiswe nge-pre-quadrupole;

Ukuqhaqha i-quadrupole ngaphambi kokucoca ukuze kuthintelwe ukungcoliswa kwe-quadrupole ephambili;

Akukho mfuneko yokulawula ubushushu ukuqinisekisa izalathisi zozinzo lomgangatho;

Ukuphucula iteknoloji yamandla e-ion;

Izalathi zokusebenza eziphambili

Uvakalelo: 1 iphe.,OFN S/N≥1500:1

Uluhlu lomgangatho: 1.5-12ii-amu ezingama-50

Uzinzo lomgangatho: ± 0.10 amu/iiyure ezingama-48

Ukuchaneka komgangatho: ± 0.10 amu

Isantya esiphezulu sokuskena:20000 amu/s, ngesantya esihlengahlengiswayo kuyo yonke inkqubo

Isisombululo: 0.4-4amu elungisekayo

Uluhlu olutshintshayo: 10⁷

Ukuphinda-phinda indawo encochoyini:< I-2% ye-RSD

Iindlela zokuskena: ukuskena okugcweleyo, ukujonga ii-ion ezikhethiweyo, ukujonga okugcweleyo kunye nokujonga ii-ion ezikhethiweyo ezihambelanayo, ukuskena okutshintshiselanayo.

Umthombo we-3.Ion

Umthombo we-ion ye-ceramic engafakwanga uqinisekisa ukuba izinto ezihlalutyayo aziyi kunamathela kumthombo we-ion ngexesha lokusetyenziswa ixesha elide, nto leyo eyandisa ubomi benkonzo.;

Uyilo lwe-filament ezimbini, ukusetyenziswa ngokutshintshana ukwandisa ixesha lokutshintshwa kwe-filament;

Ukugweba ngokubonakalayo imeko yokusebenza kwe-filament nge-port yokubona i-filament;

Uhlobo lomthombo we-ion: Umthombo wempembelelo ye-electron (EI)

Uqwalaselo lomthombo we-ion: Umthombo we-ion we-ceramic ongasebenziyo, utshintsho lwesoftware ye-filament ezimbini

Umsinga wangoku: 0-500μA

Amandla e-ionization: 5-100 eV

Ubushushu bomthombo we-ion: 50℃ -350℃

Ixhotyiswe ngefestile yokujonga i-filament ukuze igwebe ngokubonakalayo imeko yokusebenza kwe-filament

Ubushushu bomdibaniso:50-350℃

4. Umhlalutyi womgangatho

Umhlalutyi womgangatho: uxhotyiswe nge-quadrupole yesinyithi echanekileyo ephezulu kunye ne-pre quadrupole

I-quadrupole yenzelwe ukulawula ubushushu, nto leyo enokuqinisekisa izalathisi zozinzo lomgangatho ngaphandle kwesidingo sokulawula ubushushu

Ingasuswa ngaphambi kwe-quadrupole kwaye ingahlanjwa ukuze kuthintelwe ukungcoliswa kwe-quadrupole ephambili

I-quadrupole ineteknoloji yamandla e-ion ephuculiweyo, ephucula isantya se-ions ezidlula kwi-quadrupole kwaye iphucula umgangatho wesignali.

5. Isixhobo sokufumanisa

I-dynode edityanisiweyo yenqanaba le-13 lobomi obudeeisiphindaphindi se-lectronic

Ixhotyiswe nge-dynode yokuguqula ye-10kV kunye nenkqubo yelensi yokususa ingxolo engathathi cala

6. Inkqubo yeVacuum

Impompo yesiteji sangaphambili,isantya≥4 m³/h

Lungiselela ipompo ye-turbomolecular esebenza kakuhle，isantya≥250 L/s

Izinga lokuhamba kwekholamu ye-chromatographic eliphezulu elivumelekileyo: 5 ml/min (He)

Cyenziwe nge-hot cathode ionization vacuum gauge, kwaye isoftware inokufunda ngokuthe ngqo ukufundwa kwe-vacuum ephezulu.

7. I-split/non-split injector

Ubushushu obuphezulu obusetyenziswayo: 450˚C

Imo yokulawula igesi: uxinzelelo oluqhubekayo, izinga lokuhamba rhoqo, inkqubo phezulu/ezantsiuxinzelelo, inkqubo yokuhamba phezulu/ezantsi, inaliti yepulse

Ukunyusa inkqubo/ukunyusa okwangoku:Umyalelo we-10

Uluhlu lokuseta uxinzelelo: 0-1035 kPa (0-150 psi)

Ubuninzi siqhekezari-atio:9999.9:1

Fuluhlu oluphantsi lokuseta: 0-200 mL/ngomzuzu (N₂)

Fuluhlu oluphantsi lokuseta: 0-1000 mL/ngomzuzu (H₂)

8. I-oven enekholamu

Uluhlu lobushushu bokusebenza:ubushushu begumbi: +4˚Cukuya450˚C

Ukuchaneka kokuseta ubushushu:0.1˚C

Tukuchaneka kolawulo lomoya:0.01˚C

Uzinzo lobushushu: ≤0.5%

Tukufana kwe-empire: ≤2.5%

Uvakalelo lokusingqongileyo: Xa ubushushu obujikeleze umhlaba butshintsha nge-1˚C, bungcono kune-0.01℃

Izinga lokuFudumeza::≥100˚C /umzuzu

Ukuphindaphinda Kokufudumeza Okucwangcisiweyo: ≤1%

Umyalelo Wokufudumeza Ocwangcisiweyo: 32

Ixesha Lokupholisa(ukusuka kwi-450℃ ukuya kwi-50℃): ≤imizuzu emi-4

Ixesha Eliphezulu Lokusebenza: 9999.999 umzuzu

• Umbane we-RF obushushu obubanzi unokuziqhelanisa ngcono neendawo ezahlukeneyo zelebhu, kwaye ukusebenza kwesixhobo kuzinzile ngakumbi ；
• Ukuchaneka okuphezulu kwe-quadrupole yesinyithi yonke, ukuqinisekisa isisombululo esihle ；
• I-quadrupole mass analyzer ene-pre quadrupole, i-quadrupole inamandla okulwa nongcoliseko oluqinileyo ；
• Isixhobo sokuphindaphinda se-elektroniki esine-dynode yokuguqula amandla aphezulu, eqinisekisa uvakalelo oluhle kakhulu;
• Ukwamkela ipompo ye-turbo molecular esebenza kakuhle, ngesantya esiphezulu sokupompa kunye nokusebenza okuzinzileyo, ukuqinisekisa ukuba i-vacuum ephezulu ihlala ixesha elide kwi-mass spectrometry;
• Umthombo we-ion ongasebenzi kakuhle kubushushu obuphezulu unamandla aphezulu okusebenzisa i-ionization, unciphisa ungcoliseko, kwaye uxhotyiswe ngee-filaments ezimbini, nto leyo enika ixesha lokusetyenziswa eliphindwe kabini;
• Cyenziwe ngesampulu ezenzekelayo, umgibe wokubetha, i-analyzer yobushushu, i-headspace sampler ukufezekisa uhlalutyo lwesampulu lwamazwe ahlukeneyo ；