Preparation and Characterization of Activated Carbon Obtained from Plantain (Musa paradisiaca) Fruit Stem

Table 1

Physical characteristics of carbon samples.

Property	CPZAC	CPPAC	UPC
pH	9.30 ± 0.06	8.50 ± 1.70	6.80 ± 0.06
Bulk (g/mL)	0.34 ± 0.00	0.32 ± 0.05	0.38 ± 0.01
Moisture (%)	7.33 ± 1.15	10.33 ± 2.08	15.30 ± 1.15
Ash (%)	31.00 ± 6.08	20.00 ± 1.53	25.50 ± 3.29
Volatile (%)	32.33 ± 1.15	23.33 ± 1.53	72.33 ± 2.51

Results are given as mean ± standard deviation (triplicate values).
CPZAC = carbonized plantain zinc chloride activated carbon, CPPAC = carbonized plantain phosphoric acid activated carbon, and UPC = untreated plantain carbon.