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MA DEP EPH Aliphatics on Rxi-5Sil MS by Split Injection

GC_EV1488
PeaksConc.
(µg/mL)
1.n-Nonane2.40
2.n-Decane3.14
3.n-Dodecane4.64
4.n-Tetradecane5.97
5.n-Hexadecane6.98
6.n-Octadecane7.80
7.n-Nonadecane8.17
PeaksConc.
(µg/mL)
8.n-Eicosane8.51
9.1-Chlorooctadecane (SS)8.81
10.n-Docosane9.20
11.n-Tetracosane10.05
12.n-Hexacosane11.15
13.n-Octacosane12.56
14.n-Triacontane14.24
15.n-Hexatriacontane17.15
ColumnRxi-5Sil MS, 30 m, 0.25 mm ID, 0.25 µm (cat.# 13623)
SampleMA EPH aliphatic hydrocarbon standard (cat.# 31459)
1-Chlorooctadecane (cat.# 31098)
Diluent:Hexane
Injection
Inj. Vol.:1 µL split (split ratio 10:1)
Liner:Topaz 4 mm ID Precision inlet liner w/ wool (cat.# 23305)
Inj. Temp.:300 °C
Oven
Oven Temp.:55 °C (hold 0.5 min) to 150 °C at 20 °C/min to 250 °C at 30 °C/min to 280 °C at 5 °C/min to 345 °C at 30 °C/min (hold 3 min)
Carrier GasHe, constant flow
Flow Rate:4 mL/min
DetectorFID @ 340 °C
Make-up Gas Flow Rate:45 mL/min
Make-up Gas Type:N2
Hydrogen flow:40 mL/min
Air flow:450 mL/min
Data Rate:50 Hz
InstrumentAgilent 7890A GC