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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