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Cannabinoids in Cannabis Sample 94 on Rxi-35Sil MS

PeakstR (sec)Conc. (%)
ColumnRxi-35Sil MS, 15 m, 0.25 mm ID, 0.25 µm (cat.# 13820)
Standard/SampleCannabis sample 94
Inj. Vol.:1 µL split (split ratio 10:1)
Liner:Premium 4 mm Precision liner w/wool (cat.# 23305.5)
Inj. Temp.:250 °C
Split Vent Flow Rate:25 mL/min
Oven Temp.:225 °C (hold 0.1 min) to 330 °C at 35 °C/min (hold 0.9 min)
Carrier GasH2, constant flow
Flow Rate:2.5 mL/min
DetectorFID @ 350 °C
Constant Column + Constant Make-up:50 mL/min
Make-up Gas Type:N2
Hydrogen flow:40 mL/min
Air flow:450 mL/min
Data Rate:20 Hz
InstrumentAgilent/HP6890 GC
AcknowledgementThe Ferguson Township Police Department supplied seized marijuana and oversaw sample handling. Frank Dorman at The Pennsylvania State University assisted with sample extraction.