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. 2023 Jun 27;28(13):5025. doi: 10.3390/molecules28135025

Table 1.

Phytochemical analysis of T. harzianum extracts.

Ethyl Acetate Extract n-butanol Extract Curve Equation R2
Total phenolics
(mg GAE/g DE)
70.54 ± 5.92 40.12 ± 1.21 ABS = 0.009x + 0.194 0.999
Total flavonoids
(mg QE/g DE)
266.18 ± 15.11 203.62 ± 4.28 ABS = 0.001x + 0.031 0.996
Total alkaloids
(mg NE/g DE)
0.83 ± 0.11 0.77 ± 0.10 ABS = 0.0441x + 0.1002 0.999
Total tannins
(mg TAE/g DE)
1584.16 ± 407.22 2192.5 ± 50 ABS = 4 × 10−5x + 0.039 0.995

GAE: Gallic acide equivalent. QE: Quercetin equivalent. NE: Nicotine equivalent. TAE: Tannic acid equivalent. DE: Dry extract.