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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

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Gerstel 頂空進樣 Headspace

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Gerstel headspace

Gerstel頂空進樣Headspace


Gerstel headspace

MPS

三合一系統

(液體,頂空,SPME)


Gerstel headspace

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


Gerstel headspace

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


Gerstel headspace

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


Gerstel headspace

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


Gerstel headspace

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


Gerstel headspace

lDilute

lExtractions

lDerivatisation

lAdding internal standards


Gerstel headspace

應用


Gerstel headspace

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


Blood alcohol dual column confirmation

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


Residual solvent in pharmaceutical product

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


Voc in water hs gc msd application

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


High temp soda bottle pet analysis new

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


Pesticide analysis hs gc msd vi inlet new

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


Perfume base for consumer products

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


Brewed coffee

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


Orange oil

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


Rose oil

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


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