Adsorption Properties of Low-Cost Biomaterial Derived from Prunus amygdalus L. for Dye Removal from Water

Table 4

Comparison of methyl orange adsorption capacity of various adsorbents.

Adsorbent	Conditions	𝑞𝑚 (mg g^−1)	Reference
Waste beer; yeast biomass	pH: 6, 𝑀: 0.02 g,; 𝑉: 0.04 L,; 𝐶𝑜: 327.34 mg L^−1,; 𝑇: 298 K, 𝑡: 50 min	3.0	[15]
Bottom ash	pH: 3, 𝑀: 0.1 g,; 𝑉: 0.025 L,; 𝐶𝑜: 32.734 mg L^−1,; 𝑇: 303 K, 𝑡: 240 min	3.6	[16]
Balsam fir; wood sawdust	pH: 6, 𝑀: 0.8 g,; 𝑉: 0.05 L,; 𝐶𝑜: 50 mg L^−1,; 𝑇: 25°C, 𝑡: 60 min	7.7	[17]
Granulated activated carbon	pH: 6, 𝑀: 0.8 g,; 𝑉: 0.05 L,; 𝐶𝑜: 50 mg L^−1,; 𝑇: 298 K, 𝑡: 60 min	10.3	[17]
Deoiled soya	pH: 3, 𝑀: 0.05 g,; 𝑉: 0.025 L,; 𝐶𝑜: 32.734 mg L^−1,; 𝑇: 303 K, 𝑡: 150 min	16.7	[16]
Orange peel	pH: 7, 𝑀: 0.1 g,; 𝑉: 0.1 L,; 𝐶𝑜: 50 mg L^−1,; 𝑇: 303 K, 𝑡: 65 min	20.5	[18]
Banana peel	pH: 6, 𝑀: 0.1 g,; 𝑉: 0.1 L,; 𝐶𝑜: 50 mg L^−1,; 𝑇: 303 K, 𝑡: 65 min	21.0	[18]
Almond shell	pH: 3, 𝑀: 0.05 g,; 𝑉: 0.05 L,; 𝐶𝑜: 100 mg L^−1,; 𝑇: 293 K, 𝑡: 140 min	41.34	This study