1 / 23

Gerstel 頂空進樣 Headspace

Gerstel 頂空進樣 Headspace. MPS 三合一系統 ( 液體，頂空， SPME). l Supports mutliple injection ports l Syringe-only concept l Modular l Saves bench space l Highly adaptable l Fully controlled through the advanced MASter software. l 3 Sample trays: - 98 x 2 ml Vials

ady
Télécharger la présentation

Gerstel 頂空進樣 Headspace

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Gerstel頂空進樣Headspace

  2. MPS 三合一系統 (液體，頂空，SPME)

  3. lSupports mutliple injection ports l Syringe-only concept l Modular l Saves bench space l Highly adaptable l Fully controlled through the advanced MASter software

  4. l 3 Sample trays: - 98 x 2 ml Vials - 200 x 1 ml Vials - 32 x 10/20 ml Vials l Universal syringe holder for syringes from 10 µl up to 1000µl

  5. l Liquid injections from 1 µl up to 1000 µl in conjunction with a CIS l Large Volume Calculator l Injection speed programmable l Lower detections limits

  6. lMultiple Headspace Extraction in conjunction with GERSTEL-ColdInjectionSystems lSyringe Headspace Injections lSyringeholder heatable up to 150° C lHot Needle Injection l3 sample trays : 98 x 2 ml Vials 32 x 10/20 ml Vials lAgitator for 6 samples

  7. lAutomated Solid-Phase-Micro-Extraction (SPME) lLiquid and Headspace SPME possible l3 sample trays : 98 x 2 ml Vials 32 x 10/20 ml Vials lThermal sample equilibration and agitation lFor all common SPME fibers lBake out station for SPME fibers

  8. lDilute lExtractions lDerivatisation lAdding internal standards

  9. 應用

  10. 其他應用(以下為一些資料的應用) • Traditional HSS Applications • Forensic: Blood Alcohol Analysis • Pharmaceutical: Residual Solvent Analysis (USP 467, EP) • Environmental: VOC in Drinking Water • Consumer Products: Flavor and Fragrance • New Application Extension • High Temp. Polymer • Semi-volatile active compounds: Pesticides Analysis

  11. Blood Alcohol - Dual Column Confirmation 4, 6 GC Oven: 35 oC isothermal Inlet: Split/Splitless at 150 oC *a two-hole ferrule (p/n 5062-3580) was used to connect both columns to the same inlet Column I: DB-ALC1 (p/n 123-9134) 30 m x 0.32 mm x 1.8 µm Column II: DB-ALC2 (p/n 123-9234) 30 m x 0.32 mm x 1.2 µm Headspace oven: 60 oC Vial equilibration time: 15 min. Sample: 5ul of 0.08 g/dL standard mix in 10 ml vial 3 Column I 2 1 5 8 7 1.00 2.00 3.00 4.00 5.00 1 4 3 5 Column II 2 • Acetaldehyde • Methanol • Ethanol • Acetone • 2-Propanol • Acetonitrile • Ethyl Acetate • Methyl-Ethyl Ketone 8 6 7 1.00 2.00 3.00 4.00 5.00

  12. 12 Ethylacetate 13 Tetrahydrofuran 14 s - Butanol 15 Chloroform 16 Cyclohexane 17 Benzene 18 Heptane 19 Trichloroethylene 20 1,4 - Dioxane 21 Pyridine 22 Toluene 1 Methanol 2 Ethanol 3 Ether 4 Acetone 5 i - Propanol 6 Acetonitrile 7 Methylene Chloride 8 t - Butanol 9 Hexane 10 Propanol 11 Methylethylketone 3 4 13,14 17 8 11 5 16 9 12 10 18 6 19 22 2 21 20 7 1 1 15 Residual Solvent in Pharmaceutical Product GC Condition: Column: DB-624, 30 m x 0.53 mm x 3.0 um Carrier: Helium, 35 cm/sec, Constant Flow Oven: 40 oC (5 min) to 90 oC at 2 oC/min 90 oC to 250 oC at 30 oC/min Injection: Headspace, 180 oC, Split 7/1 Detector: FID, 260 oC Headspace Conditions: Oven Temp: 85 oC Loop Temp: 95 oC Transfer Line Temp: 110 oC Vial equilibration time: 10 min 10 12 14 min 0 2 4 6 8 Agilent Restricted

  13. VOC in Water – HS/GC/MSD Application 1. Chloromethane, 2.Vinyl chloride, 3. Bromomethane, 4. Chloroethane, 5.Trichloromonofluoromethane, 6. 1,1 Dichloroethene, 7. Methylene chloride, 8. 1,2 dichloroethane, 9. Trichloromethane, 10. 1,2 dichloroethane, 11. 1,1,1 Trichloroethane, 12. Carbon tetrachloride, 13. Benzene, 14. 1,2 dichloropropane, 15. Trichloroethylene, Sample: 40 ppb, 5ml water in 10 ml vial, 2 grams NaCl added Column: 20 m x 0.18 mm x 1.0 DB-VRX (PN: 121-1524) Headspace oven temp: 75 oC Equilibration time: 20 min MSD Scan range: 45 – 260 amu 16. Bromodichloromethane, 17. 2 chloroethoxyethane, 18. cis 1,3 dichloropropene, 19. trans 1,3 dichloropropene, 20. 1,1,2 trichloroethane, 21. Toluene, 22. Dibromochloromethane, 23. Tetrachloroethylene, 24. Chlorobenzene, 25. Ethylbenzene, 26. Bromoform, 27. 1,1,2,2 tetrachloroethane, 28. 1,3 dichlorobenzene, 29. 1,4 dichlorobenzene, 30. 1,2 dichlorobenzene 26 29 30 31 25 22 5 24 6 8 12 14 2 10 13 9 3 16 1 4 7 15 20 17 19 28 21 11 23 27 18 2.00 4.00 6.00 8.00 10.00 12.00 14.00 16.00

  14. 1 2 5 4 7 6 3 5.00 10.00 15.00 20.00 25.00 30.00 35.00 40.00 45.00 50.00 55.00 High Temp: Soda Bottle – PET Analysis (new) Column: 30 m x 0.25 mm x 0.5 HP-5MS (PN 19091S-133) Headspace equilibration time: 30 min MSD Scan range: 35 – 250 amu Sample: 0.5cm x 0.5 cm squares of soda bottle, 2.0 g in 20 ml vial under nitrogen 5 HSS Temp 100 oC 6 1. Propylene glycol n-propylether, 2. Diketone alcohol , 3. Mycene, 4. Octanol, 5. D-Limonene, 6. Terpinene, 7. Nonanal, 8. Decanal 1 2 3 7 4 4.00 6.00 8.00 10.00 12.00 14.00 16.00 18.00 20.00 22.00 24.00 26.00 28.00 30.00 HSS Temp. 230 oC 1. Methyldioxolane, 2. Ethylene glycol, 3. Hydroxy ethylacetate, 4. Methylester acetic acid, 5. D-limonene, 6. Decanal, 7. n-Hexadecanoic acid

  15. 18 19 3 20 21 1 16 17 24 25 5 6 7 8 26 27 2 22 23 10 11 12 9 13 1415 4 10.00 15.00 20.00 25.00 30.00 35.00 Pesticide Analysis (HS/GC/MSD/VI inlet) (new) Sample: 100 ng Pesticide mix in Acetone Full evaporation method, ~ 1 ng on column injected Column: 30 m x 0.25 mm x 0.25um HP-5MS GC: 6890N with volatiles interface, Split 5 to 1 MSD: 5973 inert HSS: G1888A Conditions 10 ml vial Temp: 225 oC, 15 min. 1. Dichlorvos 3. Vernolate 8. Lindane 15. Chlorpyrifos 17. P,p’-DDE 19. Propargite 21. Mirex 27. Fluvalinate Agilent Restricted

  16. 3 4 2 1 5 5.00 10.00 15.00 20.00 25.00 30.00 35.00 Perfume Base for Consumer Products Headspace conditions: Temp: 100 oC Equilibrium Time 30 min Evaporation method, 3 drops in 10 ml vial MSD: 5973 inert, scan 30 – 500 amu GC: 6890N with volatiles interface Column: 30 m x 0.25 mm x 0.5um HP-5MS • Pinene, • 2,6 dimethyl 7-Octen-2-ol, • Phenylmethylester acetic acid • Vertenex, • Hexylsalicylate

  17. 2 7 8 5 6 1 4 3 1.00 1.50 2.00 2.50 3.00 3.50 4.00 4.50 5.00 5.50 Brewed Coffee Headspace Conditions: Temp: 80 oC Time: 30 min Sample: 10 ml coffee in 20 ml vial MSD: 5973 inert, scan 30 – 300 amu GC: 6890N with volatiles interface 1. Acetaldehyde, 2. Acetone, 3. 2-methyl propanal, 4. 4. 2-butanone, 5. 2-methyl furan 6. Acetic acid, 7. 3-methyl butanal, 8. 2-methyl butanal

  18. Column: 30 m x 0.25 mm x 0.50 HP-5MS Headspace oven temp: 100 oC Equilibration time: 20 min MSD Scan range: 35 – 260 amu Sample: 3 drops orange oil in 10ml vial Orange Oil 6 8 9 1. Dimethylvinylmethanol 2. nonane, 3. Pinene, 4. Phellandrene, 5. Myrcene, 6. Limonene, 7. 1-Octanol, 8. Linalool 9. Decanal 3 5 4 2 7 1 5.00 10.00 15.00 20.00 25.00 30.00

  19. Rose Oil Headspace Conditions: Temp: 225 oC Time: 30 min. Evaporation method, 3 drops in 10 ml vial MSD: 5973 inert, scan 30 –300 amu GC: 6890N with volatiles interface 3 7 6 5 1. Dimethylvinylmethanol 2. nonane, 3. Pinene, 4. Phellandrene, 5. Myrcene, 6. Limonene, 7. 1-Octanol, 8. Linalool 9. Decanal MSD OFF Elution of phenylethyl alcohol 4 1 2 5.00 10.00 15.00 20.00 25.00 30.00 35.00 40.00 45.00 50.00

More Related