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annual revenue of $200,000. Commercial archil is either a powder (called cudbear) or a paste. It is red in acidic pH and blue in alkaline pH. The chemical...

the same time. Cudbear is a dye extracted from orchil lichens that can be used to dye wool and silk, without the use of mordant. Cudbear was developed...

the same time. Cudbear is a dye extracted from orchil lichens that can be used to dye wool and silk, without the use of mordant. Cudbear was developed...

as Lichen tartareus, it was historically significant as the source of cudbear, a red dye that was commercially important in 18th-century Scotland before...

proved to have little mass-production potential, despite some purple dye (cudbear) commercialisation efforts in Glasgow in the 18th century. The hard-wound...

lichen identification, and have had economic importance as dyes such as cudbear or primitive antibiotics. A pH indicator (which can indicate acidic or...

the former Alf Cooke printworks building, Leeds College of Building's Cudbear Street site, and the Ruth Gorse Academy all in close proximity to each...

textile dyes Armenian cochineal Black walnut Bloodroot Brazilin Cochineal Cudbear Cutch Dyewoods Fustic Gamboge Dyer's broom Henna Indigo Kermes Logwood...

Roccella lichens formed part of the raw material used to make orchil and cudbear dyes. Erythrin was isolated from dye lichens of the genus Roccella by the...

Scottish Highlands were made from lichens including red dyes from the cudbear lichen, Lecanora tartarea, the common orange lichen, Xanthoria parietina...

Intermontane Plateaus of the United States. Scottish lichen dyes include cudbear (also called archil in England and litmus in the Netherlands), and crottle...

Victoria Chemical Works - Clarence Road Providence Works - Cudbear Street Saw Mills - Cudbear Street Iron Works - Crown Point Road Union Foundry (Iron)...

(potassium tartrate), 3 lbs alum, 4 pints tin liquor (stannous chloride), 6 lbs cudbear (orcein) and two buckets of urine. The alum, argol and tin liquor, which...

violet Methyl violet 10B Basic violet 3 42555 triarylmethane 548-62-9 Cudbear Orcein archil lacmus Natural red 28 758600 natural 1400-62-0 Curcumin Natural...

dyed Harris Tweed. cudbear Cudbear is a purple dye from the lichen Roccella tinctoria which also produces archil and litmus. Cudbear is one of the few...

commercial product and came in a variety of forms, for example, orchil and cudbear. By the 1830s the researches of Pierre Jean Robiquet (1780–1840), Friedrich...

the former Alf Cooke printworks building, Leeds College of Building's Cudbear Street site, the Ruth Gorse Academy, and University Technical College Leeds...

than one colour, and this chart is only a guide. Claret – "corcar" – the cudbear lichen, Ochrolechia tartarea, scraped off rocks and steeped in urine for...