Bacher - LC/MS
Bacher - LC/MS
Bacher - LC/MS
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Applikation 4: Bestimmung von Verunreinigungen in<br />
technischen Pflanzenschutzmittelformulierungen mit <strong>LC</strong>/<strong>MS</strong><br />
Beispiel 3: Bestimmung einer toxischen Spurenkomponente (1 ppm) mittels <strong>LC</strong>/<strong>MS</strong>/<strong>MS</strong><br />
Eingesetzte Technik: Triple Quad <strong>LC</strong>/<strong>MS</strong>/<strong>MS</strong> (Konzentration Wirkstoff: 1 mg/mL)<br />
mit Säulenschalttechnik<br />
Sample Name: "P928-141" Sample ID: "" File: "P928api#124.wiff"<br />
Peak Name: "N-Nitrosoimidacloprid" Mass(es): "239.6/209.9 amu"<br />
Comment: "1mg/mL batch 050725" Annotation: ""<br />
Sample Index: 1<br />
Sample Type: Unknown<br />
1250<br />
Concentration: N/A<br />
Calculated Conc: 0.00<br />
Acq. Date: 17-Oct-05<br />
Acq. Time: 16:50:03<br />
ng/mL<br />
1200<br />
1150<br />
1100<br />
1050<br />
Modified: Yes<br />
Bunching Factor: 2<br />
Noise Threshold: 3.11 cps<br />
Area Threshold: 15.57 cps<br />
Num. Smooths: 3<br />
RT Window: 30.0 sec<br />
Expected RT: 16.1 min<br />
Sep. Width: 0.20<br />
Sep. Height: 0.01<br />
Exp. Peak Ratio: 5.00<br />
Exp. Adj. Ratio: 4.00<br />
Exp. Val. Ratio: 3.00<br />
Use Relative RT: No<br />
Int. Type: Manual<br />
Retention Time: 13.6 min<br />
Area: 3.02e+004 counts<br />
Height: 1.25e+003 cps<br />
Start Time: 12.7 min<br />
End Time: 14.4 min<br />
I n te n s ity , c p s<br />
1000<br />
950<br />
900<br />
850<br />
800<br />
750<br />
700<br />
650<br />
600<br />
550<br />
500<br />
450<br />
400<br />
350<br />
300<br />
250<br />
200<br />
150<br />
100<br />
50<br />
0<br />
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21<br />
Time, min<br />
N-Nitroso-Verunreinigung (1 ppm)<br />
�1 ng/mL<br />
Sample Name: "K928-127" Sample ID: "" File: "P928api#119.wiff"<br />
Peak Name: "Imidacloprid" Mass(es): "256.0/175.0 amu"<br />
Comment: "Cal.Sol. 100ng/mL imidacloprid" Annotation: ""<br />
Sample Index: 1<br />
Sample Type:<br />
Concentration:<br />
Unknown<br />
N/A<br />
7000<br />
Calculated Conc: 0.00<br />
Acq. Date: 17-Oct-05<br />
ng/mL 6500<br />
Acq. Time: 14:50:42<br />
6000<br />
Modified: Yes<br />
Bunching Factor: 2<br />
Noise Threshold: 0.17 cps<br />
Area Threshold: 0.86 cps<br />
Num. Smooths: 3<br />
RT Window: 30.0 sec<br />
Expected RT: 3.82 min<br />
Sep. Width: 0.20<br />
Sep. Height: 0.01<br />
Exp. Peak Ratio: 5.00<br />
Exp. Adj. Ratio: 4.00<br />
Exp. Val. Ratio: 3.00<br />
Use Relative RT: No<br />
Int. Type: Manual<br />
Retention Time: 15.0 min<br />
Area: 1.19e+005 counts<br />
Height: 7.21e+003 cps<br />
Start Time: 14.4 min<br />
End Time: 16.1 min<br />
I n te n s ity , c p s<br />
5500<br />
5000<br />
4500<br />
4000<br />
3500<br />
3000<br />
2500<br />
2000<br />
1500<br />
1000<br />
500<br />
0<br />
14.98<br />
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22<br />
Time, min<br />
Wirkstoff Kalibrierung (RT + 1 min)
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