
Keywords: اسپینگین-1-فسفات; C17-S1P; C17-sphingosine-1-phosphate; C17-SPH; C17-sphingosine; CE; collision energy; CXP; collision cell exit potential; DP; declustering potential; ESI; electrospray ionization; HILIC; hydrophilic interaction liquid chromatography; IS; internal standard