An Environmentally Friendly Compact Microfluidic Hydrodynamic Sequential Injection System Using <i>Curcuma putii</i> Maknoi & Jenjitt. Extract as a Natural Reagent for Colorimetric Determination of Total Iron in Water Samples

<div>The schematic of the microfluidic HSI system for determination of total iron, using acetate buffer solution as a carrier, where <i>S</i> = standard/sample, <i>R</i>1 and <i>R</i>2 = natural reagent, MX = mixing zone, FC = flow cell, <i>D</i> = homemade LED/phototransistor colorimeter, SV = solenoid valve, and <i>W</i> = waste.</div>

Journal of Analytical Methods in Chemistry

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Figure 1: An Environmentally Friendly Compact Microfluidic Hydrodynamic Sequential Injection System Using <i>Curcuma putii</i> Maknoi & Jenjitt. Extract as a Natural Reagent for Colorimetric Determination of Total Iron in Water Samples 

Figure 1 | An Environmentally Friendly Compact Microfluidic Hydrodynamic Sequential Injection System Using Curcuma putii Maknoi & Jenjitt. Extract as a Natural Reagent for Colorimetric Determination of Total Iron in Water Samples 