"5-HMF concentration, mg/L";"Wavelengths of maximum absorption, λmax, nm";"Absorbance at the absorption maxima (A)";"Ratio Aλ1 : Aλ2";"Found values of ԑ at";"% recovery at ԑ values";"229 nm";"284 nm";16830;17000;22700 1.97;"λ1 = 284.2";0.252;5.04;3198;16118;95.77;94.81;71.00 "λ2 = 228.0";0.050 3.94;"λ1 = 283.8";0.504;5.54;2910;16118;95.77;94.81;71.00 "λ2 = 229.4";0.091 5.91;"λ1 = 283.8";0.751;5.65;2836;16011;95.13;94.18;70.53 "λ2 = 229.4";0.133 7.88;"λ1 = 284.0";0.991;5.54;2862;15846;94.15;93.21;69.81 "λ2 = 229.0";0.179 9.85;"λ1 = 284.0";1.237;5.50;2878;15824;94.02;93.08;69.71 "λ2 = 229.2";0.225 "mean ± SD";"λ1 = 284.0 ± 0.2";–;"5.45 ± 0.24";"2937 ± 149";"15983 ± 143";"94.97 ± 0.85";"94.02 ± 0.84";"70.41 ± 0.62" "λ2 = 229.0 ± 0.6" "mean ± % RSD";–;–;–;"2937 ± 5.1%";"15983 ± 0.89%";"94.97 ± 0.90%";"94.02 ± 0.89%";"70.41 ± 0.88%"