Select Polycyclic Aromatic Hydrocarbons (PAHs) on Rxi-PAH

	Peaks	Conc. (µg/mL)
1.	Naphthalene-d8	2.0
2.	Naphthalene	0.62
3.	2-Methylnaphthalene	0.13
4.	Biphenyl	0.24
5.	Acenaphthylene	0.40
6.	Acenaphthene-d10	2.0
7.	Acenaphthene	0.37
8.	Fluorene	0.33
9.	Dibenzothiophene	0.19
10.	Phenanthrene-d10	2.0
11.	Phenanthrene	0.63
12.	Anthracene	0.29
13.	4H-Cyclopenta[def]phenanthrene	0.10
14.	Fluoranthene	0.49
15.	Pyrene	0.51
16.	Benzo[c]fluorene	0.13

	Peaks	Conc. (µg/mL)
17.	Benzo[ghi]fluoranthene	0.15
18.	Benzo[c]phenanthrene	0.20
19.	Benz[a]anthracene	0.32
20.	Chrysene-D12	2.0
21.	Cyclopenta[cd]pyrene	0.21
22.	Triphenylene	0.18
23.	Chrysene	0.33
24.	5-Methylchrysene	0.13
25.	Benzo[b]fluoranthene	0.47
26.	Benzo[k]fluoranthene	0.27
27.	Benzo[j]fluoranthene	0.30
28.	Benzo[a]fluoranthene	0.10
29.	Benzo[e]pyrene	0.32
30.	Benzo[a]pyrene-d12	2.0
31.	Benzo[a]pyrene	0.33
32.	Perylene-d12	2.0

	Peaks	Conc. (µg/mL)
33.	Perylene	0.32
34.	Dibenzo[a,j]anthracene	0.20
35.	Dibenzo[a,c]anthracene	0.13
36.	Indeno[1,2,3-cd]pyrene	0.32
37.	Dibenz[a,h]anthracene	0.32
38.	Benzo[b]chrysene	0.18
39.	Picene	0.14
40.	Benzo[ghi]perylene	0.37
41.	Anthanthrene	0.10
42.	Dibenzo[b,k]fluoranthene	0.070
43.	Dibenzo[a,l]pyrene	0.13
44.	Dibenzo[a,e]pyrene	0.22
45.	Coronene-d12	2.0
46.	Coronene	0.10
47.	Dibenzo[a,i]pyrene	0.13
48.	Dibenzo[a,h]pyrene	0.13

Injection
Column	Rxi-PAH, 60 m, 0.25 mm ID, 0.10 µm (cat.# 49317)
Sample	SV internal standard mix (cat.# 31206)
	Coronene-d12 (CIL DLM-2715)
	Benzo[a]pyrene-d12 (CIL DLM-258-0)
	Aromatics in toluene (NIST SRM-2260a)
	PAH native stock solution (Wellington PAH-STK-B)

Diluent:	Dichloromethane
Inj. Vol.:	1 µL split (split ratio 10:1)
Liner:	Premium 4 mm Precision liner w/wool (cat.# 23305.1)
Inj. Temp.:	275 °C
Split Vent Flow Rate:	19.5 mL/min
Oven
Oven Temp.:	110 °C (hold 1.6 min) to 210 °C at 24 °C/min to 295 °C at 1.9 °C/min to 350 °C at 3.7 °C/min (hold 6 min)
Carrier Gas	He, constant flow
Flow Rate:	1.95 mL/min

Detector

Mode:

SIM

SIM Program:

Group	Start Time (min)	Ion(s) (m/z)	Dwell (ms)
1	3.09	102.1, 108.1, 128.1, 136.2	40
2	5.69	115.1, 142.1	40
3	6.23	76.1, 141.1, 154.1, 156.2	40
4	6.95	75.6, 76.1, 91.1, 152.1, 153.1, 155.1, 162.2, 170.2	20
5	7.93	82.4, 165.1	40
6	9.19	139.1, 152.1, 160.2, 178.1, 184.1, 188.2	40
7	11.78	94.6, 165.1, 190.1, 192.1	40
8	14.19	101.1, 202.1	40
9	16.60	101.1, 202.1	40
10	18.49	92.1, 184.1	40
11	19.58	108, 216	40
12	22.3	196.1, 212.2	40
13	24.92	113.1, 226.1, 228.1	40
14	26.27	113.1, 114.0, 120.1, 226.1, 228.1, 240.1	40
15	28.75	154.1, 252.1	35
16	30.62	119.8, 242.2	40
17	35.29	126.1, 252.1	40
18	38.56	125.1, 252.1	40
19	39.23	126.1, 252.1	40
20	40.71	125.1, 126.1, 132.1, 252.1, 264.1	40
21	42.91	125, 132.2, 252.1, 264.1	40
22	44.35	252.1, 268.1	40
23	48.41	139.1, 139.5, 278.1, 279.1	40
24	52.13	139.1, 139.5, 278.1, 279.1	40
25	53.70	138.1, 139.1, 278.1	40
26	54.97	138.1, 276.1	40
27	55.92	138.1, 276.1	40
28	57.04	132.6, 267.1	40
29	59.69	151.0, 302.1	40
30	63.27	150, 151, 156.1, 300.1, 302.1, 312.1	40
31	64.78	151.0, 302.1	40

Transfer Line Temp.:

330 °C

Analyzer Type:

Quadrupole

Source Type:

Extractor

Extractor Lens:

9 mm ID

Source Temp.:

350 °C

Quad Temp.:

200 °C

Solvent Delay Time:

3 min

Tune Type:

DFTPP

Ionization Mode:

Instrument

Agilent 7890B GC & 5977A MSD

Notes

Performs the separation of two critical sets of isobars:
1. Cyclopenta[c,d]pyrene, triphenylene, and chrysene
2. Benzo[b]fluoranthene, benzo[k]fluoranthene, benzo[j]fluoranthene

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