The instruments used in our working group for MS analyses have the following specifications:
Specifications | |
---|---|
Impact II Bruker Daltonics | |
max. Resolution | 50 000 (65 000 with focus) |
Scan range | 50-20 000 m/z |
Scan rate | 1-50 Hz (MS & MS/MS) |
Accuracy | < 1-2 ppm (RMS) error with internal calibration |
Fragmentation | CID |
MicrOTOF Bruker Daltonics | |
max. Resolution | 16 500 FWHM with micrOTOF focus |
Scan range | 50 – 20 000 m/z |
Scan rate | < 40 Hz (100-3000 m/z profile mass spectra to disk) |
Accuracy | < 1-2 ppm (RMS) error with internal calibration |
Microflex LRF Bruker Daltonics | |
max. Resolution | 15 000 |
Scan range | up to 300 000 m/z |
Accuracy | 15 ppm with internal Calibration |
Laser | Nitrogen 337 nm |
Laser frequency | 1.5-60 Hz |
Esquire 3000Plus | |
Standard Resolution mode | for resolution of 2+ ions at 13 000 amu/sec |
Maximum Resolution mode | for resolution of 3+ and 4+ ions at 1650 amu/sec |
Standard Scan range | 50-3000 m/z |
Extended Scan range | 200-6000 m/z at 27 000 amu/sec |
QP2010 Ultra/SE Shimadzu | |
Resolution | Standard resolution |
Scan range | 1.5-1090 m/z |
max. Scan speed | 10 000 amu/sec for the range m/z 60-660 with intervall 0.1 sec |
TQ8040 Shimadzu | |
Resolution | 1500 |
Scan range | 10-1090 m/z |
EI-Scan Sensitivity | S/N>=600 for 1 pg Octafluoronaphthalene |
MRM Sensitivity | S/N>=4000 for 100 fg Octafluoronaphthalene |
max. Scan speed | 20 000 amu/sec (Q3 Scan) |
MAT 95XP ThermoFinnigan | |
Resolution | 60 000 |
Scan range | > 3500 m/z |
Scan cycle time | 0.2 sec/decade |
Accuracy | < 2 ppm |
MAT 8230 Finnigan | |
Resolution | 10 000 |
Scan range | up to 4200 m/z |
Scan cycle time | 5 sec/decade |
6890/5973N Plus HP-MSD Agilent | |
Resolution | Standard resolution |
Scan range | 1.6-800 amu in 0.1 amu steps |
max. Scan speed | 5200 amu/sec with 0.1 amu Resolution |