原文由 检测老菜鸟(v3295053) 发表:Carrier: Helium, 10 psig, 2.0 mL/min @ 60?C Oven: 60?C for 2 min, 20?/min to 260?C and hold Injection: Split, 200?C Split ratio 1:20 Detector: Two separate analyses under identical conditions on FID and PFPD检测器PFPD谢谢。请问为什么要保持注射啊,我用手针进一针标样还要一直插在进样口上?