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Alkaloids on DiatoSorb-WHP Packed Column

Column3% OV-17, 0.1% Versamid 900, 100/120 mesh on DiatoSorb-WHP, SilcoSmooth tubing, 1 m, 1/8 in OD, 2 mm ID
Standard/SampleMethadone (cat.# 34005)
Cocaine (cat.# 34015)
Codeine (cat.# 34000)
Morphine (cat.# 34006)
Conc.:140 µg/mL
Inj. Vol.:1 µL on-column
Inj. Temp.:250 °C
Oven Temp.:230 °C (hold 15 min)
Carrier GasHe, constant flow
Flow Rate:40 mL/min
DetectorFID @ 275 °C
InstrumentAgilent 7890B GC