Table 3.

Recoveries and R² values for calibration curves (n = 7), LODs and LOQs (ng/mL) and intra and inter-day precision.

Acronym	Recoveries	R2	LOD (ng/ml)	LOQ (ng/ml)	Intra-day precision	Inter-day precision
TCEP	98%	0.994	0.03	0.3	7.5	6.6
TPP	95%	0.990	0.25	2.5	5.8	19.6
TClPP	102%	0.990	0.25	2.5	3.0	6.6
TDClPP	96%	0.990	0.03	0.3	4.1	8.2
TPhP	96%	0.998	0.1	1	4.2	18.9
CDP	94%	0.994	0.1	1	2.6	19.9
TDBPP	99%	0.998	0.25	2.5	11.4	17.5
TMPP	101%	0.990	0.1	1	3.2	18.6
TEHP	106%	0.992	0.25	2.5	5.9	20.0