Ahmed,Wafa Omer; Supervisor, - Ahmed Hassan S. Elkheir
(sudan university of scince and technology, 2008-08-01)
The flowers of Hibiscus sabdarifa were extracted with acidified
methanol. The Anthocyanin of Hibiscus sabdarifa was obtained as red
needles from absolute ethanol.
A dye laser operating at 520 nm was used to bleach the ...