Plasma 3

A third-generation multi-collector ICP-MS with Enhanced Abundance Transfer Optics (EATO) for improved sensitivity and a robust RF generator with frequency tuning.

• Status: Active
• Country: United Kingdom of Great Britain and Northern Ireland
• Isotopic: Yes
• Elemental: Yes
• Analyte Type / Target Of Analysis: Metals and non-metals
• Measurable Isotopes/Elements: Lithium to uranium, including actinides and heavy metals
• Analyzer Type
  : Magnetic Sector MS
• Ion Source Type: Inductively Coupled Plasma
• Signal Stability / Relative Standard Deviation
  : <0.05 ppm with EATO and deceleration filters
• Inlet Types: Laser ablation, desolvation systems, autosamplers, gas chromatography, and cold vapor generation
• High Resolution
  : Yes
• Mass Resolution/ Mass Resolving Power
  : >800 (typical), with pseudo-high-resolution and full high-resolution capabilities
• Multicollector
  : Yes
• Collectors Qty
  : 16 Faraday cups (basic) with up to 6 ion counters (maximum)
• Sensitivity
  : Dry plasma: U: 410 V/ppm, Pb: 500 V/ppm Wet plasma: U: 40 V/ppm, Pb: 50 V/ppm
• Abundance Sensitivity
  : <2ppm at -1 amu spacing relative to 238U; <0.5 ppm with deceleration filter
• Dynamic Range
  : >10¹² with enhanced collector and amplifier configurations
• Detection Limits
  : Sub-ppq for trace isotopes
• Precision
  : High precision for isotopic ratio analysis; <0.032% RSD for Nd isotopes over 7 hours
• Detector Type
  : Faraday detectors, discrete dynode SEMs, and Daly detectors
• Possible Amplifiers
  : 10¹⁰, 10¹¹, 10¹², and 10¹³ ohm resistors with software-switchable configurations
• Spray Chamber
  : Peltier-cooled cyclonic spray chamber
• Nebulizer
  : Concentric nebulizer
• Peristaltic Pump
  : multi-channel for sample introduction and drainage
• Torch
  : Advanced torch box design for flexibility and stability
• Interface
  : High-capacity Jet Interface with optimized pumping for vacuum stability
• Geometry Type
  : Nier-Johnson forward geometry
• Focusing Type
  : Double focusing with magnetic and electrostatic sectors
• Magnetic Sector Radius/ Angle
  : 250 mm/70 deg
• Electric Sector Radius/ Angle
  : 350 mm/ 70 deg
• Cooling System
  : Water-cooled system for optimal thermal stability
• Vacuum System
  : Fully turbo-pumped with additional rotary pumps for plasma and interface regions
• Gas Supply: Argon with additional helium for laser ablation systems
• Reaction Cell System: No