Peak Shape Comparison of Early Eluting Semivolatiles Using Split (10:1) and Splitless Injection at 80 °C Oven Start Temp.

9-Minute Semivolatiles Analysis with Appendix IX on Rxi®-5ms by U.S. EPA Method 8270D 2,4-Dinitrophenol Peak Asymmetry (10% Height) is 1.52 15 78 m/z = 93 Valley = 83% m/z = 162.00 m/z = 184.00 17 80 1.62 1.60 2.77 2.75…

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Semivolatile Organics US EPA Method 8270 Rxi®-5Sil MS Column: Sample: Inj.: Inj. temp.: Carrier gas: Flow rate: Oven temp.: Det.: Transfer line temp: Scan range: Ionization: Mode: Rxi®-5Sil MS, 30m, 0.25mm ID, 0.5µm (cat.# 13638) US EPA Method 8270D Mix,…

Semivolatile Organics US EPA Method 8270 Rxi®-5Sil MS Column: Sample: Inj.: Inj. temp.: Carrier gas: Flow rate: Oven temp.: Det.: Transfer line temp: Scan range: Ionization: Mode: Excellent response for 2,4-dinitrophenol RF=0.245 Rxi®-5Sil MS, 30m, 0.25mm ID, 0.25µm (cat.# 13623)…