Research topic: archil

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archil

The Columbia Encyclopedia, Sixth Edition
archil or orchil , blue, red, or purple dye extracted from several species of lichen , also called orchella weeds, found in various parts of the world. Commercial archil is either a powder (called cudbear), a pasty mass (called archil), or a drier paste (called persis). Author not available, ARCHIL. , The Columbia Encyclopedia, Sixth Edition 2007 ... Read more
orchil
orchil see archil . Author not available, ORCHIL. , The Columbia Encyclopedia, Sixth Edition 2008 Read more
litmus
...the coloring matter to form so-called litmus paper. Litmus is extracted, chiefly in the Netherlands, from certain lichens (see archil ), which are mashed, treated with potassium carbonate and ammonia, and allowed to ferment. The resulting product is mixed with... Read more

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Tika Patsatsia & Archil Sologashvili - Jujalari

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