Stellar

Quadrupole-linear ion trap mass spectrometer; Hyper-fast dual-pressure linear ion trap; High-sensitivity acquisition

• Status: Active
• Country: USA
• Vacuum system : Four-stage differential pumping; triple-inlet turbomolecular + single dry pump
• Power Requirements and Consumption : Two 230 V ±10%, 50/60 Hz, 16 A min; four 120 V ±6-10%, 50/60 Hz, 20 A or four 230 V ±10%, 50/60 Hz, 13 A
• Environmental requirements : 15-27 °C (optimum 18-21 °C), 20-80% RH
• Dimensions and Weight: 71.0 × 76.0 × 84.0 cm; 142.0 kg
• Analyzer type : Quadrupole/Ion trap MS
• Scan modes : Full-scan MS, SIM, SRM, Targeted-MS² (up to 140 Hz), Targeted-MS³ (up to 40 Hz), DIA, dd-MSⁿ (up to MS¹⁰)
• Mass range : m/z 5 to 2,000 (full scan), m/z 20 to 2,000 (MSⁿ)
• High resolution : No
• Mass resolution/ Mass resolving power : Quadrupole filter: 0.4 Th; Ion trap peak widths: 0.50 (33 kDa/s), 0.60 (67 kDa/s), 0.80 (125 kDa/s), 2.00 (200 kDa/s)
• Dynamic range : 5 orders of magnitude
• Sensitivity : Targeted-MS² (HESI): 10 fg reserpine S/N ≥600:1; Targeted-MS³ (HESI): 10 fg reserpine S/N ≥1000:1
• Mass accuracy/Stability : ±0.1 Da at m/z 524 over 24 h (33 kDa/s scan rate)
• Scanning speed : Ion trap: 33, 67, 125, or 200 kDa/s; up to 140 Hz (small molecules), up to 75 Hz (peptides)
• Dwell time : -
• MRM transition rate : -
• Polarity switching : 5 ms
• Fragmentation : CID, HCD, in-source CID
• Ion source types (LC-MS) : HESI, APCI (interchangeable), APPI compatible; EASY-Spray NG, Nanospray Flex NG; FAIMS Pro interface