Annatto - left (137 L)

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Uemura 06-04-2009 137.jpg

UV

Uemura 06-04-2009 137 UV.jpg

Museum number 137
Uemura number / title  ; "Haze-some 25"
Folder location 2nd shelf
Sample location left (137 L)
Fiber type silk
Color pale greenish beige
Dyestuff (Japanese common name) アンナット : Annatto
Dye (English common name) Annatto
Plant part seed /dried (?)
Dyestuff extraction -
Auxiliary agent in dye bath -
Mordant -
Other auxiliary agent -
Uemura's notes The contained dye compound, Bixin was rubbed onto the surface of the fabrics. Bixin is soluble in an alkaline condition. The dye compound which is soluble in boiling water is Qrrellion, which would produce yellows as shown with the previous samples.
Uemura's date Kyoto
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