Removal of Methylene Blue from Aqueous Solutions by Using Nance (Byrsonima crassifolia) Seeds and Peels as Natural Biosorbents

Table 3

Average bulk mass transfer coefficients (×10⁻⁵) for the onset of the adsorption (s⁻¹ ×10⁻⁵).

	Seeds	Peels
pH 7	3.3 ± 0.3^a	3.3 ± 0.1^a
pH 10	3.2 ± 0.2^a	3.4 ± 0.4^a

Values ± standard deviation. Different superscript letters in the same column indicate significant differences ( ≤ 0.05).