Figure 1 | Scientific Reports

Figure 1

From: Validation of low-cost reflectometer to identify phytochemical accumulation in food crops

Figure 1

HYPERLINK "sps:id::fig1||locator::gr1||MediaObject::0"(A,B) Relationship between ferric reducing antioxidant power (FRAP) standard curve concentrations generated by increasing concentrations of ferrous chloride (FeCl3) yielding Fe2 µM equivalents and StellarNet absorbance averaged across 540–600 nm wavelength, (B) relationship between Reflectometer reflectance calculated at 850 nm, (C) relationship between Reflectometer and StellarNet absorbance assessing FRAP concentrations calculated from Lettuce (blue circles) and Carrot (orange circles) samples and (D) comparing carrot and lettuce FRAP concentrations measured by both Reflectometer and StellarNet spectrometer.

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