1911 Encyclopædia Britannica/Flavin
FLAVIN (Lat. flavus, yellow), the commercial name for an extract or preparation of quercitron bark (Quercus tinctoria), which is used as a yellow dye in place of the ground and powdered bark (see Quercitron).
See also Flavin group and Quercitron on Wikipedia; and our 1911 Encyclopædia Britannica disclaimer.
FLAVIN (Lat. flavus, yellow), the commercial name for an extract or preparation of quercitron bark (Quercus tinctoria), which is used as a yellow dye in place of the ground and powdered bark (see Quercitron).