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. 2019 Nov 23;8(12):612. doi: 10.3390/foods8120612

Figure 4.

Figure 4

Non-enzymatic antioxidant compounds in tomato fruits. (A) Glutathione, (B) Vitamin C, (C) Phenols, and (D) Flavonoids. Different letters above the bars indicate significant differences according to Fisher’s Least Significant Difference test (p ≤ 0.05). NPs: Dose applied of SiO2 NPs (mg L−1); As: Dose applied of arsenic (mg L−1).