Pharmacokinetic Comparisons of Mangiferin and Mangiferin Monosodium Salt in Rat Plasma by UPLC-MS/MS

Table 2

Extraction recovery and matrix effects of MG and MG-Na in rat plasma (x ± s ng/mL).

Plasma concentration	Extraction recovery rate			Matrix effect
	Recovery rate (%)	RSD (%)	RE (%)	Matrix effect (%)	RSD (%)	RE (%)
MG
3	96.6 ± 4.2	4.2	−3.4	97.1 ± 3.4	3.4	−2.9
160	103.5 ± 2.7	2.7	3.5	98.2 ± 2.3	2.3	−1.8
480	97.5 ± 3.3	3.3	−2.5	98.5 ± 1.7	1.7	−1.5
MG-Na
3	97.1 ± 2.8	2.8	−2.9	98.3 ± 3.1	3.1	−1.7
160	98.6 ± 1.1	1.1	−1.4	99.1 ± 1.3	1.3	−0.9
480	102.7 ± 2.3	2.3	−2.7	98.2 ± 2.4	2.4	−1.8