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  Indian J Med Microbiol
 

Figure 2: Two-dimensional high performance thin layer chromatographic (HPTLC) chromatogram of psoralen from different samples. The mobile phase used was toluene-ethyl acetate 7.5:2.5 (v/v). The thin layer chromatographic (TLC) plate was scanned at 299 nm through HPTLC scanner

Figure 2: Two-dimensional high performance thin layer chromatographic (HPTLC) chromatogram of psoralen from different samples. The mobile phase used was toluene-ethyl acetate 7.5:2.5 (v/v). The thin layer chromatographic (TLC) plate was scanned at 299 nm through HPTLC scanner