Logwood - center (105C)

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Uemura 05-29-2009 105.jpg

Museum number 105
Uemura number / title ; "Haze-some 25"
Folder location 2nd shelf
Sample location center (105C)
Fiber type silk
Color dark brown
Dyestuff (Japanese common name) ログウード : Log wood
Dye (English common name) Logwood
Plant part extract of wood/ liquid
Dyestuff extraction boiled with water
Auxiliary agent in dye bath -
Mordant lime water; iron
Other auxiliary agent -
Uemura's notes Without mordant, the resultant color would be red brown. The color appeared more red in the dye bath, but became more brown as oxidized in the air.
Uemura's date Kyoto