Method property Value Linearity range (ng) 500-2500 Standard deviation 2.21 Correlation coefficient (r) 0.99 Limit of Dectection (ng) 150 Limit of Quantification (ng) 50 Instrumental precision RSD{%}n=3 0.879 RSD=relative standard deviation

Table 1: Method validation parameters for HPTLC quantification of quercetin.