EPA Method 525.3 OCP Calibration Standard (with 525.3 Internal and Surrogate Standards) on Rxi-5Sil MS

GC_EV1431

	Peaks	t_R (min)
1.	1,3-Dimethyl-2-nitrobenzene (SS)	7.03
2.	Hexachlorocyclopentadiene (HCCPD)	9.08
3.	Acenaphthene-D10 (IS)	11.09
4.	Chloroneb	11.30
5.	α-HCH	13.61
6.	Hexachlorobenzene	13.70
7.	β-HCH	14.12
8.	Pentachlorophenol-C13 (IS)	14.19
9.	Pentachlorophenol	14.19
10.	γ-HCH (Lindane)	14.33
11.	Phenanthrene-D10 (IS)	14.61
12.	Chlorothalonil	14.66

	Peaks	t_R (min)
13.	δ-HCH	14.90
14.	Acetochlor	15.56
15.	Heptachlor	15.94
16.	Aldrin	16.75
17.	Dacthal (DCPA)	16.76
18.	Heptachlor epoxide	17.65
19.	trans-Chlordane	18.20
20.	Endosulfan I	18.52
21.	cis-Chlordane	18.52
22.	trans-Nonachlor	18.59
23.	4,4'-DDE	19.02
24.	Dieldrin	19.16

	Peaks	t_R (min)
25.	Endrin	19.67
26.	Chlorobenzilate	19.81
27.	Endosulfan II	19.91
28.	4,4'-DDD	20.03
29.	Endosulfan sulfate	20.84
30.	4,4'-DDT	20.96
31.	Triphenyl phosphate (SS)	21.38
32.	Chrysene-D12 (IS)	22.21
33.	Methoxychlor	22.33
34.	cis-Permethrin	24.57
35.	trans-Permethrin	24.75
36.	Benzo[a]pyrene-D12 (SS)	26.27

Injection
Column	Rxi-5Sil MS, 30 m, 0.25 mm ID, 0.25 µm (cat.# 13623)
Standard/Sample	EPA Method 525.3 OCP cal standard (cat.# 32542)
	EPA Method 525.3 PAH IS mix (cat.# 32547)
	EPA Method 525.3 PCP IS (cat.# 32548)
	EPA Method 525.3 surrogate standard (cat.# 32549)
Diluent:	Ethyl acetate
Conc.:	2 µg/mL (pentachlorophenol concentation: 8 µg/mL)
Inj. Vol.:	1 µL pulsed splitless (hold 1 min)
Liner:	Premium 4 mm single taper w/wool (cat.# 23303.1)
Inj. Temp.:	275 °C
Pulse Pressure:	30 psi (206.8kPa)
Pulse Time:	1 min
Purge Flow:	80 mL/min
Oven
Oven Temp.:	70 °C (hold 1 min) to 200 °C at 10 °C/min to 320 °C at 7 °C/min (hold 3 min)
Carrier Gas	He, constant flow
Flow Rate:	1.2 mL/min

Detector

MS

Mode:

Scan

Scan Program:

Group	Start Time (min)	Scan Range (amu)	Scan Rate (scans/sec)
1	5	45-550	5.5

Transfer Line Temp.:

280 °C

Analyzer Type:

Quadrupole

Source Type:

Extractor

Source Temp.:

350 °C

Quad Temp.:

200 °C

Solvent Delay Time:

5 min

Tune Type:

DFTPP

Ionization Mode:

EI

Instrument

Agilent 7890B GC & 5977A MSD

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