Table 1 The design of experimentation for the independent variables.

From: Statistical optimization of eco-friendly synthesized silver nanoparticles using Discopodium penninervium Hochst leaf extract for enhanced antimicrobial efficacy

Independent

Variables

Code

Level

- α

−1

0

+ 1

+α

Reaction Temperature (\({}^ \circ C\)

A

49.7731

60

75

90

100.227

pH level

B

6.63641

8

10

12

13.3636

Concentration of AgNO3 (mM)

C

0.06863

1.5

3.25

5

6.19314

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