Advances in Chemistry / 2014 / Article / Tab 1

Research Article

Determination of Tannins of Three Common Acacia Species of Sudan

Table 1

Absorbance of solution of Acacia species parts before precipitation of tannins with hydrated-hide powder (at 725 nm).

SpeciesPlant partAbsorbance
IIIAverage value

Acacia nilotica Leaves0.2510.2550.253
Acacia seyal Leaves0.1280.1260.127
Acacia nilotica Bark0.2050.2020.203
Acacia seyal Bark0.2320.2320.232
Acacia senegal Bark0.0810.0810.081
Acacia nilotica Mature fruits0.4610.4630.462
Acacia nilotica Immature fruits0.4390.4440.442