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 A Smart Naked-eye Detection for Fe(III) using Ethanol Extract of  Purple Sweet Potato.
<strong>Naresuan University Journal: Science and Technology (NUJST)</strong>, [S.l.], v. 31, n. 2, p. 1-12, may 2023.
ISSN 2539-553X.
Available at: &lt;<a href="https://www.journal.nu.ac.th/NUJST/article/view/Vol-31-No-2-2023-1-12" target="_new">https://www.journal.nu.ac.th/NUJST/article/view/Vol-31-No-2-2023-1-12</a>&gt;. Date accessed: 20 may 2024.
doi: <a href="https://doi.org/10.14456/nujst.2023.11">https://doi.org/10.14456/nujst.2023.11</a>.