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Fig. 2 | Chemistry Central Journal

Fig. 2

From: Silica-titania xerogel for solid phase spectrophotometric determination of salicylate and its derivatives in biological liquids and pharmaceuticals

Fig. 2

Absorption spectra of xerogels after reaction with salicylate derivatives (time of contact with salicylate derivatives is 15 min). a Chemical structures of salicylate derivatives and b absorption spectra of xerogels after reaction with salicylate derivatives 1 mM solutions. 1 sodium salicylate (pH 2.0), 2 salicylamide (pH 2.0), 3 methylsalicylate (pH 7.6)

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BMC Chemistry

ISSN: 2661-801X

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