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Cannabis Residual Solvents at 50 ppm Cutoff

ColumnRxi-624Sil MS, 30 m, 0.25 mm ID, 1.40 µm (cat.# 13868)
Sample
Diluent:Dimethyl sulfoxide
Conc.:10 ppm (concentration reflects 100 mg of sample at 50 ppm cutoff)
Injectionheadspace-loop split (split ratio 10:1)
Liner:Premium 1 mm straight (cat.# 23333.1)
Headspace-Loop
Inj. Port Temp.:200 °C
Instrument:Tekmar HT3
Inj. Time:1.00 min
Transfer Line Temp.:160 °C
Valve Oven Temp.:160 °C
Sample Temp.:140 °C
Platen temp equil. time:1.0 min
Sample Equil. Time:10.00 min
Vial Pressure:20 psi
Pressurize Time:5.0 min
Pressure Equilibration Time:0.20 min
Loop Pressure:15 psi
Loop Fill Time:2.0 min
Oven
Oven Temp.:35 °C (hold 1.50 min) to 175 °C at 40 °C/min to 225 °C at 30 °C/min
Carrier GasHe, constant flow
Linear Velocity:80 cm/sec
DetectorFID @ 250 °C
Make-up Gas Flow Rate:45 mL/min
Hydrogen flow:40 mL/min
Air flow:450 mL/min
Data Rate:20 Hz
InstrumentAgilent/HP6890 GC