新一代三重四极杆质谱仪TSQ Altis 质谱仪是新一代的三重四极杆质谱仪,其出色的性能可以让 用户对实验分析结果充满信心。TSQ Altis MS 的设计基于最新硬件和 软件,即使是面对最严苛的应用及实验条件,也能够提供无与伦比的 灵敏度、耐用性、重现性。Performance specifications Sensitivity* Positive electrospray (HESI) A 5 µ L injection of a 200 fg/µ L reserpine solution will produce a minimum signal-to-noise ratio of 1,500,000:1 for the transition of the protonated molecule at m/z 609.3 to the fragment ion at m/z 195.1 when operated in SRM mode with Q1 and Q3 resolution set to 0.2 and 0.7 Da FWHM respectively. Atmospheric pressure chemical ionization (APCI) A 5 μL loop injection of a 200 fg/μL reserpine solution will produce a minimum signal-to-noise ratio of 100,000:1 for the transition of the protonated molecular ion at m/z 609.3 to the fragment ion at m/z 195.1 when operated in SRM mode with Q1 and Q3 resolution both set to 0.7 Da FWHM. Negative electrospray (nHESI) A 5 μL loop injection of a 200 fg/μL chloramphenicol solution will produce a minimum signal-to-noise ratio of 1,500,000:1 for the transition of the deprotonated molecular ion at m/z 321.0 to the fragment ion at m/z 152.0 when operated in SRM mode with Q1 and Q3 resolution set to 0.7 Da FWHM. Mass rangem/z 2–2010 ResolutionQ1 and Q3 adjustable to 0.2 Da peak width (FWHM) across the entire mass range Scan rate &bull 15,000 amu/second at a resolution of 2 Da FWHM &bull Up to 600 SRMs/sec (for resolutions from 0.2 through 2.0 FWHM) &bull Polarity Switching: 5 msec electronic switching time that includes signal stabilization Mass stability Mass assignment will be within ± 0.1 Da over a 24-hour period. The laboratory room temperature must be maintained between 18–27 °C (65–81 °F). The room temperature may not change by more than 5 °C (9 °F) during this period.二手Thermo TSQ Altis三重四级杆液质联用仪二手Thermo TSQ Altis三重四级杆液质联用仪二手Thermo TSQ Altis三重四级杆液质联用仪二手Thermo TSQ Altis三重四级杆液质联用仪二手Thermo TSQ Altis三重四级杆液质联用仪
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