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Comparison of Converted and Unconverted GHB on Rtx-BAC1

GC_CF01039
Peaks
1.GBL
2.AMGB (IS)
ColumnRtx-BAC1, 30 m, 0.32 mm ID, 1.80 µm (cat.# 18003)
Standard/Sample
Conc.:50 µg/mL GHB, GBL, and AMGB (IS) in urine
A: Unconverted
B: Converted with sulfuric acid
Injection
Inj. Vol.:1000 µL headspace-syringe split (split ratio 10:1)
Liner:1 mm Split (cat.# 20972)
Inj. Temp.:200 °C
Headspace-Syringe
Sample Temp.:100 °C
Sample Equil. Time:10 min
Oven
Oven Temp.:50 °C (hold 3 min) to 150 °C at 20 °C/min (hold 7 min)
Carrier GasHe, constant flow
Flow Rate:1.0 mL/min
DetectorFID @ 240 °C
Make-up Gas Flow Rate:40 mL/min