
Voyager-DE STR Specifications
Voyager
™
Biospectrometry
™
Workstation User’s Guide A-7
A
A.3 Voyager-DE STR Specifications
This section includes the following specifications for the
Voyager-DE STR Workstation with Delayed Extraction
technology:
• Performance
• Mass Spectrometer
• Miscellaneous
Table A-7 Voyager-DE STR Performance Specifications for Installation
Condition Specification
Resolution (FWHM—Full Width at Half Maximum)
in Delayed Extraction mode
Linear mode:
•
≥
80 for BSA (5 pmol/µl)
•
≥
1,000 for Myoglobin (5 pmol/µl)
•
≥
3,000 for Angiotensin I (1 pmol/µl)
•
≥
3,500 for ACTH (18–39) (1.5 pmol/µl)
Reflector mode:
•
≥
15,000 for bovine insulin (5 pmol/µl)
•
≥
1,200 for E. coli Thioredoxin (5 pmol/µl)
•
≥
7,000 for Angiotensin (2.0 pmol/µl)
•
≥
10,000 for ACTH Clips
• ACTH 1-17 (2.0 pmol/µl)
• ACTH 18-39 (1.5 pmol/µl)
• ACTH 7-38 (3.0 pmol/µl)
[M+H]
+
ion analyzed.
Mass Accuracy in Delayed Extraction mode
(difference between the mean of six measurements
and the theoretical mass of the sample)
Linear mode:
• External Calibration—0.05%
• Internal Calibration—0.02%
Reflector mode:
• External Calibration—0.008%
• Internal Calibration—0.001%
Mass Accuracy of Fragment Ions +/- 1 Da
Resolution of PSD Precursor (Timed) Ion Selection 80
Sensitivity Routine detection of 5 fmol of neurotensin
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