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Optical type | Czerny turner |
Resolution | ≤ 0.015nm (3600 line grating) ≤ 0.030nm (2400 line grating) |
Focal length | 1000 mm |
Grating specifications | huge holographic grating with 3600 L/mil or 2400 L/mil and 80 mm × 100 mm of ruling area |
Frequency | 27.12 MHz Frequency stability: < 0.05% |
Spray chamber | Scott double pass spray chamber |
Output power | 800 W to 1600 W, adjustable with power efficiency more than 65% |
Output power stability | ≤ 0.05% |
Suitable sample content range | Liquid sample: 0.01 ppm to several thousand ppm Solid or power sample: 0.001% to 70% |
Repeatability | short-term stability- RSD ≤ 1.5% Long-term stability: RSD ≤ 2% |
Test speed | 5 to 8 elements / min |
Limits of detection (LOD, µg/L) for most elements | 1ppb to 10ppb |
Photomultiplier tube specification | R212 / R928 |
Negative high voltage | -50 to -1000 V |
Circuit measuring range | (10-12 to 10 -4) A |
Signal acquisition | VF conversion |
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