Select Polycyclic Aromatic Hydrocarbons (PAHs) on Rxi-PAH (30 m x 0.25 mm ID x 0.10 µm df )

	Peaks	Conc. (µg/mL)
1.	Naphthalene	1.0
2.	2-Methylnaphthalene	0.80
3.	1-Methylnaphthalene	0.80
4.	2,6-Dimethylnaphthalene	0.80
5.	Acenaphthylene	1.0
6.	Acenaphthene-d10	20
7.	Acenaphthene	1.0
8.	2,3,5-Trimethylnaphthalene	0.80
9.	Fluorene	1.0
10.	Dibenzothiophene	0.80
11.	Phenanthrene-d10	20
12.	Phenanthrene	1.0
13.	Anthracene	1.0

	Peaks	Conc. (µg/mL)
14.	1-Methylphenanthrene	0.80
15.	Fluoranthene	1.0
16.	Pyrene	1.0
17.	Benzidine	1.0
18.	3,3'-Dimethylbenzidine	1.0
19.	Benz[a]anthracene	1.0
20.	Chrysene-d12	20
21.	Cyclopenta[cd]pyrene	0.20
22.	Triphenylene	1.0
23.	Chrysene	1.0
24.	3,3'-Dichlorobenzidine	1.0
25.	5-Methylchrysene	0.20
26.	Benzo[b]fluoranthene	1.0

	Peaks	Conc. (µg/mL)
27.	Benzo[k]fluoranthene	1.0
28.	Benzo[j]fluoranthene	1.0
29.	Benzo[a]pyrene-d12	1.0
30.	Benzo[a]pyrene	1.0
31.	3-Methylcholanthrene	0.80
32.	Dibenz(a,h)acridine	0.80
33.	Dibenz[a,j]acridine	0.80
34.	Indeno[1,2,3-cd]pyrene	1.0
35.	Dibenz[a,h]anthracene	1.0
36.	Benzo[ghi]perylene	1.0
37.	7H-Dibenzo[c,g]carbazole	0.80
38.	Dibenzo[a,l]pyrene	0.20
39.	Dibenzo[a,e]pyrene	1.0
40.	Dibenzo[a,i]pyrene	1.0
41.	Dibenzo[a,h]pyrene	1.0

0.010 to 1.0 ng on column

Injection
Column	Rxi-PAH, 30 m, 0.25 mm ID, 0.10 µm (cat.# 49318)
Standard/Sample	Method 525.2 internal standard mix (cat.# 31825)
	Triphenylene (CS S-13711U1)
	Benzo[a]pyrene-d12 (CIL DLM-258-0)
	Custom PAH SIM spike mix (cat.# 557484)
	PAH native stock solution (Wellington PAH-STK-A)
	PAH supplement mix for Method 8100 (cat.# 31857)
Diluent:	Dichloromethane
Inj. Vol.:	0.5 µL split (split ratio 10:1)
Liner:	2 mm Precision liner w/deactivated wool (cat.# 20823)
Inj. Temp.:	275 °C
Oven
Oven Temp.:	110 °C (hold 0.57 min) to 175 °C at 65 °C/min to 210 °C at 45 °C/min to 295 °C at 5.3 °C/min to 350 °C at 35 °C/min (hold 5 min)
Carrier Gas	He, constant flow
Flow Rate:	2 mL/min

Detector

Mode:

SIM

SIM Program:

Group	Start Time (min)	Ion(s) (m/z)	Dwell (ms)
1	1.05	102, 128	25
2	2.08	115, 141, 142, 156	25
3	2.58	75.9, 80, 82.3, 152, 153, 154, 155, 162, 165, 170	15
4	3.49	89, 94, 139, 152, 160, 178, 183, 188	15
5	4.41	94.5, 165, 192	25
6	5.35	100.9, 202	25
7	6.87	92, 184	25
8	8.29	106, 212	25
9	9.63	113, 114, 120.1, 226, 228, 240.1	25
10	10.57	154, 251.9	25
11	11.40	119.7, 242	25
12	13.16	124.9, 126, 252	25
13	14.96	112.8, 118, 125.9, 132, 252, 264	25
14	16.09	126.1, 252, 268	25
15	17.82	138, 138.9, 139.2, 276, 278, 279	25
16	19.57	137.9, 267, 276	25
17	20.77	150, 302	25
18	21.57	149.9, 151, 302	25

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:

1.05 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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