Page 5 - Shimadzu GCMS-TQ8050 NX
P. 5

Superior Performance

             High Efficiency in a Variety of High-Sensitivity Analysis




             A new turbomolecular pump with higher evacuation performance achieves a superior vacuum state in the MS unit, which also    Detection with High Separation by High Mass Resolution
             provides high sensitivity in the single GC-MS mode. With the high-efficiency collision cell (UFsweeper) installed as before,
             high-sensitivity detection is possible even when mass resolution is increased.                                            In many cases, even using MRM analysis does not provide sufficient separation for quantitative analysis of ultra-trace compounds in biological
             The new active-time management function achieves further operating efficiencies by appropriately managing the wait times   samples or food samples that contain large amounts of impurities, for example. Using the GCMS-TQ8050 NX, compounds can be detected
             (downtime) that occur during maintenance, while switching systems, or when the system is used by multiple users, to extend the   with high sensitivity even if high mass resolution is specified. Therefore, it can clearly detect even compounds that previously could not be
             operating time (active time).                                                                                             separated from impurities.

                                                                                                                                                       Mass Resolution: Low-Low                        Mass Resolution: High-Unit
               New Flow Controller That Achieves Exceptional                                             Split filter                                560.3>254.2                                      560.3>254.2
               Reproducibility                                                                                                                       560.3>545.3                                      560.3>545.3
                                                                                                                                                                                                      545.3>455.3
                                                                                                                                                     545.3>455.3
                                                                                                                                                                                   3-OH Stanozolol
             A new automatic flow controller (AFC) with a CPU uses various control methods to control                                                                        (2 ng/mL concentration in urine)
             carrier gas flow to a constant flow speed, flowrate, or pressure. It can also accurately trace the
             analytical conditions already being used.
             In addition, the split line filter can be replaced without any tools. Internal contamination can
             be confirmed visually to ensure filters are replaced at the proper timing.
                                                                                                                                                       19.2    19.4    19.6                             19.2    19.4   19.6
                                                                                                                                                       Mass Resolution: Low-Low                         Mass Resolution: Unit-Low
                Advanced GC Oven                                                                  Area value Retention time                          335.2>227.1                                      335.2>227.1
                                                                                                                                                                                                      335.2>300.2
                                                                                                                                                     335.2>300.2
                                                                                                   %RSD   %RSD
                                                                                                                                                                                    Clenbuterol
             The improved temperature control function enables more                   Acenaphthylene  0.969  0.005                                                           (0.2 ng/mL concentration in urine)
                                                                                                   0.918
                                                                                                          0.007
                                                                                      Fluorene
             precise temperature control of the GC oven. That improves                Phenanthrene  1.075  0.006
             the precision of retention time reproducibility.                         Anthracene   1.141  0.007
                                                                                                          0.004
                                                                                      Pyrene
                                                                                                   1.263
             In addition, three oven cooling rate levels can be specified to          Benz[a]anthracene  1.405  0.005
                                                                                      Chrysene
                                                                                                   1.283
                                                                                                          0.005
             minimize damage to column liquid phases and maximize the                 Benzo[b]fluoranthene  1.940  0.003
             service life.                                                            Benzo[k]fluoranthene  1.268  0.003
                                                                                                   0.781
                                                                                      Benzo[a]pyrene
                                                                                                          0.005
                                                             17.45   17.50  17.55     Indeno[1,2,3-cd]pyrene 0.744  0.004
                                                        Mass chromatogram of benzo[a]pyrene  Dibenz[a,h]anthracene 0.836  0.004                        3.75  4.00  4.25  4.50                          3.75  4.00  4.25  4.50
                                                     (Overlaid plotting of measurements repeated eight times)  Benzo[ghi]perylene  0.767  0.004
                                                                                         Repeatability with polycyclic
                                                                                         aromatic hydrocarbons (PAHs)
                                                                                                                                         High-Sensitivity Analysis by Single GC-MS Mode
                                                                                                                                       Due to a highly sensitive ion source and highly sensitive detector with overdrive lenses, the GCMS-TQ8050 NX is able to select and
               UFsweeper High-Efficiency Collision Cell               The UFsweeper high-efficiency collision cell and Q1 unit         detect generated ions efficiently. That achieves high sensitivity not only for MRM measurements in the GC-MS/MS mode, but also for
                                                                                                                                       scan and SIM measurements in the GC/MS mode as well. In addition, pre-rods help prevent quadrupole contamination, so that stable
                                                                      with post-rods achieve outstanding ion transfer efficiency.
             Shimadzu's proprietary UFsweeper technology efficiently sweeps residual                                                   sensitivity and mass spectra can be obtained even when samples containing many matrices are analyzed.
             ions out of the collision cell to achieve high CID efficiency and fast ion
             transport. That minimizes crosstalk and enables trace analysis.
                                                                                                                                                                                                   215.00   %RSD=2.29  215.00  %RSD=1.68
                                                                                                                                                                                                   200.00            200.00
                New Large-Capacity Differential
                Vacuum System                                                                                                                                  Pre-rods prevent quadrupole contamination  9.5  10.0      9.5    10.0
                                                                                                                                                               even with samples containing many matrices.    5 pg/mL Atrazine
             A more stable vacuum system was achieved by using a new turbomolecular                                                                                                                Left: GCMS-QP2020 NX, Right: GCMS-TQ8050 NX
             pump that offers higher evacuation efficiency. Consequently, because it is                                                                                                                     Reproducibility for n = 5
             able to maintain a high vacuum level even during MRM analysis with a                                                           100                                          100
             collision gas (argon) introduced, it enables highly accurate trace analysis.                                                                                      286                                         286
                                                                                                                                            75                                            75
                                                                                                                                                                   200                                          200
                                                                                                                                                       96
                                                                                                                                            50                         232                50       96
                                                                                                                                                             152          258                             152       232
                                                                                                                                                    72   120     185                                  120
                                                                                                                                            25                                            25     72           185      258
                                                                                                                                             0                                            0
                                                                                                                                                 50    100   150   200   250   300    350     50    100   150   200   250   300   350
                                                                                                                                                       Scan Analysis Results for Butamifos           Mass Spectrum from NIST Library
      8                                                                                                                                                                                                                  Gas Chromatograph Mass Spectrometer  9
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