Pure Chromatography
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Wisconsin GRO Mix, plus C12 on Rtx-502.2
Peaks | |
---|---|
1. | 3-Methylpentane![]() |
2. | 2,2,4-Trimethylpentane (isooctane)![]() |
3. | Benzene![]() |
4. | Toluene![]() |
5. | Ethylbenzene![]() |
Peaks | |
---|---|
6. | m-Xylene![]() |
7. | o-Xylene![]() |
8. | 1,2,4-Trimethylbenzene![]() |
9. | Dodecane![]() |
10. | Naphthalene![]() |

GC_EV00071
Column | Rtx-502.2, 105 m, 0.53 mm ID, 3.00 µm (cat.# 10910) |
Sample | GRO Mix (cat.# 30069) |
Conc.: | 200 ppb each in 5 mL water |
Injection | purge and trap splitless |
Inj. Temp.: | 200 °C |
Purge and Trap | |
Trap Type: | Tenax, silica gel, charcoal |
Purge: | 12 min, flow 40 mL/min |
Desorb Preheat Temp.: | 175 °C |
Desorb: | 2 min @ 180 °C, flow 10 mL/min |
Oven | |
Oven Temp.: | 40 °C (hold 1 min) to 100 °C at 5 °C/min to 240 °C at 8 °C/min (hold 8 min) |
Carrier Gas | He, constant flow |
Flow Rate: | 10 mL/min |
Detector | FID @ 250 °C |
Notes | FID Sensitivity: 16 x 10-11 AFS |
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