Pure Chromatography
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Residual Solvents Class 2 Mixture A on Rtx-624
Peaks | |
---|---|
1. | Methanol![]() |
2. | Acetonitrile![]() |
3. | Dichloromethane![]() |
4. | trans-1,2-Dichloroethene![]() |
5. | cis-1,2-Dichloroethene![]() |
6. | Tetrahydrofuran![]() |
7. | Cyclohexane![]() |
Peaks | |
---|---|
8. | Methylcyclohexane![]() |
9. | 1,4-Dioxane![]() |
10. | Toluene![]() |
11. | Chlorobenzene![]() |
12. | Ethyl benzene![]() |
13. | m-Xylene/ p-Xylene![]() |
14. | o-Xylene![]() |

GC_PH00910
Column | Rtx-624, 30 m, 0.32 mm ID, 1.80 µm (cat.# 10970) |
Sample | Residual Solvents Class 2 - Mix A (cat.# 36271) |
in 20 mL headspace vial | |
Injection | headspace-loop split (split ratio 5:1) |
Liner: | Siltek 1mm Split |
Headspace-Loop | |
Inj. Port Temp.: | 140 °C |
Instrument: | Tekmar HT3 |
Inj. Time: | 1.00 min |
Transfer Line Temp.: | 105 °C |
Valve Oven Temp.: | 105 °C |
Sample Temp.: | 80 °C |
Sample Equil. Time: | 45 min |
Vial Pressure: | 10 psi |
Pressurize Time: | 0.5 min |
Loop Pressure: | 5 psi |
Loop Fill Time: | 2.00 min |
Oven | |
Oven Temp.: | 40 °C (hold 20 min) to 240 °C at 10 °C/min (hold 20 min) |
Carrier Gas | He, constant flow |
Flow Rate: | 2.16 mL/min |
Linear Velocity: | 35.3 cm/sec |
Detector | FID @ 240 °C |
Notes | Siltek 1mm Split obsolete, recommend catalog number 20972 |
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