Fig. 6From: Spectrophotometric studies of low-cost method for determination of ceftriaxone using a novel charge transfer acceptor, N-(2,4-dinitro-1-naphthyl)-p-toluenesulphonamidea The infrared spectrum of N-(2,4-DN1NL) PTS, b the infrared spectrum of CFR, c the infrared spectrum of CFR-N-(2,4-DN1NL) PTS complexBack to article page