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Meanings of madder root in inglés
Usage of madder root in inglés
1
Purple colours are also manufactured by dyeing chalk with madder root and with hysginum.
2
Alizarin was known to the ancients, and until 1868 was obtained entirely from madder root.
3
Alizarine, which has been extensively discussed in various articles in our journal, is the coloring matter contained in the madder root.
4
One of the most notable of these is the substance known as alizarine, the coloring matter extracted from the madder root.
5
In 1870 the German chemists, Graebe and Liebermann, announced that they had succeeded in producing artificial alizarin,-thecoloring matter of the madder root.
6
Purpurin (1.2.4 trioxyanthraquinone) is found with alizarin in madder root; it is now prepared synthetically by oxidizing alizarin with manganese dioxide and sulphuric acid.
7
Turkey madder roots realise about 30s.