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Advantages of a Syringe Driven Sample Introduction Accessory for ICP Spectrometry

Learn about the benefits of using the Niagara II Plus syringe driven sample introduction accessory for ICP spectrometry. This accessory offers automated productivity features such as a rapid rinse accessory, built-in switching valve, and peristaltic pump. It also provides optional internal standard lines and precise sample delivery with computer control of delivery speed.

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Advantages of a Syringe Driven Sample Introduction Accessory for ICP Spectrometry

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  1. Advantages of a Syringe Driven Sample Introduction Accessory for ICP Spectrometry Jerry Dulude and Scott Bridger Glass Expansion

  2. Assist Automated Productivity Accessory

  3. Assist components • Niagara II Plus™ Rapid Rinse accessory • Sample syringe plus drive • Built in switching valve • Built in peristaltic pump • Optional internal standard syringe plus drive

  4. Niagara II Plus

  5. Niagara II Plus Flow Diagram

  6. Niagara II Plus Flow Diagram-2

  7. Screen display of Niagara II Plus software

  8. Zinc Boron Moly Thallium ICP-MS Carryover Comparison

  9. Niagara II Plus • Selectable sample loop • Optional internal standard lines • Positive displacement pump • Multi-stage valve • Sample does not contact pump tubing

  10. Time Saving for Niagara II Plus

  11. Additional Assist Features • Precision syringe and drive for sample • Optional precision syringe and drive for internal standard

  12. Syringe vs. peri pump

  13. Advantages of Syringe Sample Delivery • Computer control of delivery speed • Broad selection of sample/IS ratio • High precision for scanning systems

  14. e.g. 20x dilution with peri pump @ 0.5ml/min uptake • 0.38mm ID (orange/green) • 1.75mm ID (blue/green) • Pump speed=2rpm Very Noisy Signal

  15. Assist Performance on a Elan9000 ICP-MS Uptake rate: 0.5ml/min Sample: .025ml/min IS: .475ml/min Dilution = 20x * Internal standards * *

  16. Assist Productivity Enhancement

  17. Standard operation Niagara II (w/o FIA) Niagara II Plus Assist 19% 27% 43% 52% Productivity comparison* * % of cycle devoted to measuring signal

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