Fig. 5From: Spectral analysis of overlapped absorption bands of binary mixtures—an application on combination of pseudoephedrine sulphate and loratadine mixturea Ratio spectrum of binary mixture using LOR (30.0 μg/mL) as a divisor and measure the constant at 277–326 nm. b The obtained zero-order spectrum of LOR after multiplication by LOR (30.0 μg/mL). c The obtained zero-order spectrum of PSE after spectrum subtraction of LOR spectrumBack to article page