Sheet1

Plot of Calibration Curve for Benzoic Acid @ 275nmxyppm (mg/L)Absorbance20.02940.01860.0580.05100.08

Plot of Calibration Curve for Benzoic Acid @ 230nm

xyppm (mg/L)Absorbance20.20240.33560.53280.687100.884

Sheet2Lambda 1 = 230CaffeineBenzoic AcidLambda 2 = 275WavelengthAbsorbanceWavelengthAbsorbance2002.022001.5222052.0732050.6172101.9432100.3442150.5262150.4042200.9652200.6072250.6772250.8122300.582300.9112350.4942350.8242400.3642400.5592450.3062450.3022500.3372500.1582550.4622550.0942600.6622600.0772650.8062650.0832700.9672700.092751.0092750.0982800.912800.0842850.6782850.0652900.42900.0332950.1532950.0183000.053000.0163050.0193100.013

Sheet3