In this communication, an attempt has been made to compare the two major classes of natural dyes Anthraquinoid and Indigoid with their synthetic analogs. Maddar (Rubia cordifolia and Rubia tinctoria) and Indigo (Indigofera tinctoria) dyes were used for this study. HPTLC imaging system ProViDoc DD 70 and densitometer CD60 (scanner) were used to identify the… Read more »
Chemicals
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