Research Article

Quantification of Sunscreen Ethylhexyl Triazone in Topical Skin-Care Products by Normal-Phase TLC/Densitometry

Figure 6

Residues test for calibration plots A and B, linear regression. Method A: 𝑦 = 2 3 4 1 . 5 𝑥 + 8 7 4 . 8 4 , 𝑅 = 0 . 9 9 0 5 . Method B: 𝑦 = 1 4 0 9 . 5 𝑥 + 7 6 3 . 9 7 , 𝑅 = 0 . 9 8 5 1 .
807516.fig.006a
(a)
807516.fig.006b
(b)