Rapid Analysis of Seven Polyamines in Nephotettix cincticeps by Using Ultra-Performance Liquid Chromatography-Triple Quadrupole Mass Spectrometry

Table 1

Linear ranges, calibration curves, correlation coefficient (), limits of detection and quantitation (LODs and LOQs), and method limits of detection and quantitation (MLODs and MLOQs).

PAs	Linear ranges (pg/mg)	Calibration curves		LODs (pg/g)	LOQs (pg/g)	MLODs (pg/mg)	MLOQs (pg/mg)
Dap	0.074–37	y = 28.87x + 19.07	0.9999	10.38	34.10	24	82
Put	0.088–176.3	y = 55.80x + 1048	0.9990	14.10	46.72	33	111
Cad	0.102–51.1	y = 76.79x − 3.630	0.9999	14.30	47.00	34	114
Agm	0.13–65	y = 83.11x + 24.17	0.9999	16.90	57.20	42	139
Dad	0.131–65.6	y = 43.35x − 29.09	0.9997	28.86	98.4	71	235
Spd	0.145–145.2	y = 75.09x + 201.8	0.9999	15.97	52.27	37	125
Spm	0.202–101.1	y = 40.06x + 22.58	0.9995	58.64	194.13	139	464