253 Plus 10kV

High-performance stable isotope ratio mass spectrometer (IRMS) with 10 kV technology for precise isotope analysis. Features: an "extra bright" ion source, wide mass range, and advanced amplifier technology.

• 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, ²⁸Si/²⁹Si, Ar, Kr, Xe, CO₂, and N₂ isotopologues
• Analyzer type : Magnetic Sector MS
• Ion source type: Electron impact
• Inlet types: Dual inlet, continuous flow, multiport inlet systems, and microvolume inlet
• Mass range : 1 to 150 Dalton at 10 kV acceleration voltage
• High Resolution : Yes
• Mass resolution/ Mass resolving power : Mass resolution >200, Mass resolving power >900 (m/Δm, 10% valley)
• Multicollector : Yes
• Collectors qty : Up to 12 Faraday cups with advanced shielding
• Sensitivity : High sensitivity with dual inlet: 600 molecules CO₂ per m/z 44 ion; Continuous flow: 900 molecules CO₂ per m/z 44 ion
• Abundance sensitivity : Contribution of m/z 44 intensity to m/z 45 is less than 2 × 10⁻⁶
• Dynamic range : Greater than 10⁷ with software-controlled gain switching
• Detection limits : Sub-ppm detection limits, dependent on isotope system
• Precision : High precision for isotope ratio measurements (e.g., ¹³C: ±0.005‰ internal, ±0.01‰ external)
• Signal stability, relative standard deviation : <10 ppm on the mass scale
• Detector type : Deep-shielded Faraday cups and secondary electron multipliers (SEM)
• Possible amplifiers : 10¹⁰ Ω, 10¹¹ Ω, 10¹² Ω, 10¹³ Ω (optional), software-switchable
• Acceleration voltage : 10 kV
• H3 Factor : H₃⁺ factor stability <0.03 ppm/nA/h
• Geometry type : Double-focusing magnetic sector field
• Focusing type : Stigmatic focusing in both x- and y-directions
• Magnetic sector radius/ angle : 230 mm/ 90 deg
• Cooling system : Air-cooled ion source; external cooling system for vacuum interface
• Vacuum system : High vacuum system with turbomolecular pump and rotary forevacuum pump
• Gas supply: High-purity Argon; supports additional gases for specific applications
• Power Requirements and Consumption : 230/400 V, 50/60 Hz, approx. 2.5–4.5 kW during operation
• Environmental requirements : Temperature: 18–24°C; Humidity: 40–60%, non-condensing
• Dimensions and Weight: 135 cm x 101 cm x 136 cm; Weight: ~680 kg