NexION 2000 ICP-MS指标
瞬时数据采集速率：zei高100,000 amu/sec
检出限:
| Element | ng/L (ppt) |
| 9Be | < 0.5 |
| 56Fe | < 1.5(Reaction mode, with ammonia) |
| 59Co | < 0.5 |
| 115In | < 0.25 |
| 238U | < 0.25 |
灵敏度
| Element | M cps/mg/L |
| 9Be | > 6 |
| 115In | > 100 |
| 238U | > 80 |
Oxide and Doubly-charged Species：
Measured under identical operating conditions used to achieve sensitivity and detection-limit specifications.
| CeO+/Ce+ | < 0.025 |
| Ce++/Ce+ | < 0.03 |
Background Signal：Mass 220 < 1 cps
Short-term Precision：< 3% RSD
Long-term Stability：< 4% RSD over four hours
Isotope-ratio Precision：< 0.08*% RSD (*or within a factor of two of the counting statistics limit)
Mass Calibration Stability：< 0.05 amu over eight hours of continuous operation
Quadrupole Peak Hop (Slew) Speed：1.6 M amu/sec
Quadrupole Scan Speed：5000 amu/sec
Abundance Sensitivity：Measured at 238U
Better than 1.0 x 10-6 at low mass side of peak
Better than 1.0 x 10-7 at high mass side of peak
Detector Linear Range：The SimulScan™ detection system operates from < 0.1 cps to > 109 cps. This provides over 10 orders of magnitude of linear dynamic range in a single continuous scan.
Transient Data Acquisition Speed：> 3000 temporal data points/sec maximum
部件号型号名称
N8150044NexION 2000B
N8150045NexION 2000C
N8150046NexION 2000P
N8150047NexION 2000S
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