HS2022 

Small-radius isotope ratio mass spectrometer with dual inlet and continuous flow modes.

• Status: Active
• Country: UK
• Isotopic: Yes
• Type of measurable elements: Light stable isotopes (C, N, S, O, H)
• Measurable isotopes/elements: H₂, N₂, NO, N₂O, O₂, CO, CO₂, SO, SO₂
• Analyzer type : Magnetic Sector MS
• Ion source type: Electron impact
• Inlet types: Dual inlet, continuous flow, and microvolume systems
• Mass range : 2–96 Dalton
• Mass resolution/ Mass resolving power : 110 (m/Δm, 10% valley) for N₂, 40 for H₂
• Multicollector : Yes
• Collectors qty : Universal triple collectors for simultaneous adjacent masses (28, 29, 30 to 64, 65, 66); dedicated HD detector for m/z 3
• Sensitivity : Dual Inlet: <650 molecules CO₂/mass 44 ion; Continuous Flow: <850 molecules CO₂/mass 44 ion
• Abundance sensitivity : <1 ppm for H₂; <5 ppm for N₂; <30 ppm for CO₂ in continuous flow mode; <3 ppm for CO₂ in dual inlet mode
• Detection limits : Sub-ppm levels, depending on the isotopic system and application
• Precision : High precision for isotope ratio measurements; internal precision up to 0.01‰ for CO₂ (¹³C and ¹⁸O)
• Signal stability, relative standard deviation : <0.03 ppm/nA/hour
• Detector type : High-efficiency Faraday collectors
• Possible amplifiers : Variable-gain amplifiers with software switchable options
• H3 Factor : <5 ppm/nA
• Geometry type : 120° extended magnetic sector geometry
• Focusing type : Double stigmatic focusing for enhanced ion beam precision
• Magnetic sector radius/ angle : 11 cm radius; effective 21 cm radius dispersion; additional long spur with 98.8° sector
• Cooling system : Integrated system for maintaining thermal stability
• Vacuum system : Differentially pumped by drag-stage turbomolecular pumps with backing rotary pump; achieves ultra-high vacuum conditions
• Gas supply: Supports He, H₂, N₂, CO₂, and other high-purity gases; compatible with continuous flow applications
• Power Requirements and Consumption : 100-240 VAC; supports global power standards
• Dimensions and Weight: 70 cm x 82 cm x 80 cm