Antibacterial Activity Test of Extracts and Fractions of Cassava Leaves (Manihot esculenta Crantz) against Clinical Isolates of Staphylococcus epidermidis and Propionibacterium acnes Causing Acne

Table 2

Standard sample and extract parameters.

Standard parameter	Concentrations (%)
	Sample	Extract
Water content	9.2	10.0
The contents of the extract dissolved in water	16	60
The level of extract which was soluble in ethanol	27	74
Shrinkage drying	12	11
Total ash content	13	—
Levels of ash dissolved in water	92.31	—
Acid-insoluble ash level	7.69	—