Delta Q

Isotope ratio mass spectrometer (IRMS) for isotope ratio analysis. Built on a monolithic analyzer, with integrated Qtegra ISDS software.

• Status: Active
• Country: Germany
• Isotopic: Yes
• Type of measurable elements: Light stable isotopes (C, N, S, O, H)
• Measurable isotopes/elements: ²H/¹H, ¹³C/¹²C, ¹⁵N/¹⁴N, ¹⁸O/¹⁶O, ³⁴S/³²S, with extended capabilities for diverse isotopic fingerprints
• Analyzer type : Magnetic Sector MS
• Ion source type: Electron impact
• Inlet types: Dual inlet, continuous flow, microvolume, and multiport systems
• Mass range : 1–96 Dalton
• Mass resolution/ Mass resolving power : 110 (m/Δm, 10% valley)
• Multicollector : Yes
• Collectors qty : Up to 10 Faraday collectors with versatile configurations
• Sensitivity : Dual Inlet: 800 molecules CO₂/mass 44 ion; Continuous Flow: 1,000 molecules CO₂/mass 44 ion
• Dynamic range : Greater than 10⁷
• Detection limits : Sub-ppm levels depending on the isotopic system and application
• Detector type : Deep-shielded Faraday cups for enhanced signal-to-noise ratio
• Possible amplifiers : Integrated low-capacitance amplifiers for superior signal stability
• Acceleration voltage : 3 kV
• H3 Factor : <10 ppm/nA
• Geometry type : Magnetic sector
• Focusing type : Fixed stigmatic focusing with precise ion beam alignment
• Magnetic sector radius/ angle : 90 mm/90 deg
• Cooling system : Air-cooled system for optimized thermal management
• Vacuum system : Integrated high-vacuum system with single-stage turbo pumping for continuous-flow applications
• Gas supply: High-purity Argon; compatible with additional gases for specific requirements