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Rxi-PAH 氣相色譜柱

更新時間：2023-06-15

簡要描述：

Rxi-PAH 氣相色譜柱非常適于EFSA PAH4的分析—分離所有優*級化合物：苯并[a]蒽、屈、苯并[b]熒蒽和苯并[a]芘。

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Rxi-PAH 氣相色譜柱

Rxi-PAH 氣相色譜柱簡介

(中等極性專有固定相)
非常適于EFSA PAH4的分析—分離所有優*級化合物：苯并[a]蒽、屈、苯并[b]熒蒽和苯并[a]芘。
屈在PAHs，苯并菲和環戊[cd]芘的干預下能獲得較好的分辨率。
能*分離苯并[b]、[k]、[j]和[a]熒蒽。
360°C的熱穩定性使分析低揮發性的二苯芘成為可能。

訂貨信息：

ID	df	溫度限度	30-米	40-米	60-米
0.18 mm	0.07 μm	to 360 °C		49316
0.25 mm	0.10 μm	to 360 °C	49318		49317

Common Dibenzo Pyrenes and Coronene on Rxi®-PAH (60 m x 0.25 mm x 0.10)

	Peaks	tR (min)	Conc. (µg/mL)	Quant Ion
1.	Dibenzo[b,k]fluoranthene	82.23	0.71	302
2.	Dibenzo[a,l]pyrene	82.51	4.4	302
3.	Dibenzo[a,e]pyrene	84.18	5.3	302
4.	Coronene	84.51	0.98	300
5.	Dibenzo(a,i)pyrene	85.15	4.4	302
6.	Dibenzo(a,h)pyrene	85.66	4.4	302

GC_EV1425

Column

Rxi®-PAH, 60 m, 0.25 mm ID, 0.10 µm (cat.# 49317)

Sample

SV internal standard mix (cat.# 31206)

Coronene-D12 (CIL) (cat.# DLM-2715)

Benzo[a]pyrene-D12 (CIL) (cat.# DLM-258-0)

Aromatics in toluene (NIST) (cat.# 2260a)

Native PAH stock (Wellington Labs) (cat.# PAH-STK-A)

EU 15+1 PAH standard (cat.# 32470)

Custom PAH SIM standard (cat.# 557484)

Diluent:

Toluene

Conc.:

0.71 to 10 µg/mL

Injection

Inj. Vol.:

1 µL split (split ratio 10:1)

Liner:

Premium 4 mm Precision® liner w/wool (cat.# 23305.1)

Inj. Temp.:

275 °C

Oven

Oven Temp.:

110 °C (hold 1.6 min) to 175 °C at 30 °C/min to 265 °C at 1.6 °C/min to 350 °C at 4 °C/min (hold 15 min)

Carrier Gas

He, constant flow

Flow Rate:

1.0 mL/min

Detector

Mode:

SIM

SIM Program:

Group	Start Time (min)	Ion(s) (m/z)	Dwell (ms)
1	5.09	102.1, 108.1, 128.1, 136.2	20
2	6.68	115.1, 142.1	20
3	7.55	76.1, 141.1, 154.1, 156.2	20
4	8.77	75.6, 152.1	20
5	9.56	76.1, 153.1, 162.2, 164.2	20
6	10.26	155.1, 170.2	20
7	11.12	82.4, 165.1	20
8	14.27	139.1, 184.1	20
9	17.26	152.1, 160.2, 178.1, 188.2	20
10	20.58	94.6, 165.1, 190.1, 192.1	20
11	26.32	101.1, 202.1	20
12	34.97	92.1, 184.1	20
13	37.36	108.0, 216.0	20
14	41.78	196.1, 212.2	20
15	45.86	113.1, 226.1, 228.1	20
16	47.86	114.0, 228.1	20
17	49.49	113.1, 120.1, 226.1, 228.1, 240.1	20
18	51.24	154.1, 252.1	20
19	54.16	119.8, 242.2	20
20	60.13	125.1, 126.1, 252.1	20
21	64.77	126.1, 252.1	20
22	66.15	125.1, 126.1, 132.1, 252.1, 264.1	20
23	68.07	125.0, 132.2, 252.1, 264.1	20
24	69.10	252.1, 268.1	20
25	71.92	139.1, 139.5, 278.1, 279.1	20
26	74.87	138.1, 139.1, 276.1, 278.1	20
27	75.81	138.1, 139.1, 278.1	20
28	76.82	138.1, 276.1	20
29	77.53	132.6, 138.1, 267.1, 276.1	20
30	80.20	151.0, 302.1	20
31	83.40	150.0, 151.0, 156.1, 300.1, 302.1, 312.1	20
32	84.88	151.0, 302.1	20

Transfer Line Temp.:

320 °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

Ionization Mode:

Instrument

Agilent 7890B GC & 5977A MSD

Notes

Conditions optimized using EZGC® software produce good separation of dibenzo[a,c]anthracene and dibenzo[a,h]anthracene from inde,2,3-cd]pyrene, triphenylene from chrysene, as well as the benzofluoranthene isomers.