Nitrosamines in Drinking Water on Rxi-624Sil MS by Modified EPA Method 521 Utilizing CSR-LVSI / Restek Searchable Chromatogram Library / Restek.com

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Nitrosamines in Drinking Water on Rxi-624Sil MS by Modified EPA Method 521 Utilizing CSR-LVSI

	Peaks
1.	N-Nitrosodimethylamine-d6
2.	N-Nitrosodimethylamine
3.	N-Nitrosomethylethylamine
4.	N-Nitrosodiethylamine

	Peaks
5.	N-Nitrosodipropylamine-d14
6.	N-Nitrosodipropylamine
7.	N-Nitrosopyrrolidine
8.	N-Nitrosopiperidine
9.	N-Nitrosodibutylamine

GC_EV1286

Column

Rxi-624Sil MS, 30 m, 0.25 mm ID, 1.40 µm (cat.# 13868)

using Rxi guard column 5 m, 0.25 mm ID (cat.# 10029)

with universal Press-Tight connectors (cat.# 20429)

Sample

N-Nitrosodimethylamine-d6 (cat.# 33910)

N-Nitrosodi-n-propylamine-d14 (cat.# 33911)

Nitrosamine calibration mix, method 521 (cat.# 31898)

Diluent:

Dichloromethane

Conc.:

10 ng/mL

Injection

Inj. Vol.:

10 µL splitless (hold 1 min)

Liner:

Premium 4 mm single taper w/wool (cat.# 23303.5)

Inj. Temp.:

250 °C

Purge Flow:

80 mL/min

Oven

Oven Temp.:

38 °C (hold 1 min) to 160 °C at 12 °C/min to 200 °C at 5 °C/min (hold 1 min)

Carrier Gas

He, constant flow

Flow Rate:

1.4 mL/min

Detector

Agilent 5975C

SIM Program:

Group	Start Time (min)	Ion(s) (m/z)	Dwell (ms)
1	6.9	80, 74, 46, 43, 42	23
2	7.9	88, 56, 43, 42	30
3	8.9	102, 56, 44, 42	30
4	10	130, 78, 70, 58, 46, 43, 42	15
5	12.05	100, 68, 42, 41	30
6	14.5	158, 116, 84, 57, 41	23

Transfer Line Temp.:

280 °C

Analyzer Type:

Quadrupole

Source Temp.:

230 °C

Quad Temp.:

150 °C

Solvent Delay Time:

6.9 min

Tune Type:

BFB

Ionization Mode:

Instrument

Agilent 7890A GC & 5975C MSD

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	N-Nitrosodimethylamine-d6 cat.# 33910 Qty:
	N-Nitrosodi-n-propylamine-d14 cat.# 33911 Qty:
	Nitrosamine Calibration Mix, Method 521 cat.# 31898 Qty:
	Rxi-624Sil MS Columns cat.# 13868 Qty:
	Rxi Guard/Retention Gap Columns cat.# 10029 Qty:
	Universal Press-Tight Connectors cat.# 20429 Qty:

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Nitrosamines in Drinking Water on Rxi-624Sil MS by Modified EPA Method 521 Utilizing CSR-LVSI

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