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

GC_EV1490
PeakstR (min)Conc.
(µg/mL)
1.n-Nonane2.40125
2.n-Decane3.14125
3.Naphthalene4.61125
4.n-Dodecane4.64125
5.2-Methylnaphthalene5.40125
6.n-Tetradecane5.97125
7.n-Hexadecane6.98125
8.n-Octadecane7.80125
9.n-Eicosane8.51125
10.1-Chlorooctadecane (SS)8.81200
PeakstR (min)Conc.
(µg/mL)
11.n-Heneicosane8.84125
12.n-Docosane9.20125
13.n-Tetracosane10.05125
14.n-Hexacosane11.15125
15.n-Octacosane12.56125
16.n-Triacontane14.24125
17.n-Dotriacontane15.67125
18.n-Tetratriacontane16.51125
19.n-Hexatriacontane17.15125
20.n-Octatriacontane17.81125
21.n-Tetracontane18.61125
ColumnRxi-5Sil MS, 30 m, 0.25 mm ID, 0.25 µm (cat.# 13623)
SampleNJ DEP EPH 10/08 rev. 2 aliphatics calibration standard (cat.# 30540)
1-Chlorooctadecane (cat.# 31098)
Diluent:Hexane
Injection
Inj. Vol.:1 µL split (split ratio 10:1)
Liner:Topaz 4 mm ID Precision 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