A. Onal, EXTRACTION OF DYESTUFF FROM MADDER PLANT (RUBIA-TINCTORUM L) AND DYEING OF WOOL, FEATHERED-LEATHER AND COTTON, Turkish journal of chemistry, 20(3), 1996, pp. 204-213
In this study the total amount of dyeing substances present in Rubia t
inctorum L. was found by using the extraction method and then separate
d in column. All of the dyeings were carried out; with red component a
lizarin (1,2-dihydroxyanthraquinone). Dyeing conditions and other char
acteristics were determined and in most cases high fast colours were o
btained.