. 2022 Apr 4;16(1):24. doi: 10.1186/s13065-022-00819-9

Table 7.

Comparative overview on reported HPLC and proposed TLC methods

Ref. No	LOD	Elution time	EHS score	F-test
[19]	1.29 µg mL⁻¹	3.10 µg mL⁻¹	≈ 30 min	4.55 (acetonitrile)	3.90 (6.39)^a	2.22 (6.39)^a
This work	0.60 µg band⁻¹	2.38 µg band⁻¹	≈ 6 min	2.89 (ethyl acetate) 2.66 (methanol)

Ref. No

LOD

Elution time

EHS score

F-test

NPZ

PHN

NPZ

PHN

1.29 µg mL⁻¹

3.10 µg mL⁻¹

≈ 30 min

4.55 (acetonitrile)

3.90 (6.39)^a

2.22 (6.39)^a

This work

0.60 µg band⁻¹

2.38 µg band⁻¹

≈ 6 min

2.89 (ethyl acetate)

2.66 (methanol)

^aThis value represents the corresponding tabulated value of F at p = 0.05