Active carbon tube adsorption were used for sampling of methacrylonitrile, then thermal desorption analysis was performed by GC(FID).

活性碳管吸附空气中丙烯腈,热解吸后气相色(FID)。

Desorption chemical ionization mass spectrometry of twelve metallohematoporphyrin complexes has been investigated under DEP condition using mixture of tetramethylsilane and methane as regent gas.

本以硅烷／烷混合反应气，采用DEP技术，12个金属血卟啉络合物的解吸化学电离质。