Green Synthesis of Silver Nanoparticles Using Catharanthus roseus Flower Extracts and the Determination of Their Antioxidant, Antimicrobial, and Photocatalytic Activity

Table 3

Phytochemical analysis test results.

Phytochemical	Light pink (LPF)	Red (RF)	White pink dot (WPF)	White yellow dot (WYF)	Purple (PF)	Positive result color change
Carbohydrate	✓	✓	✓	✓	✓
Tannins	✓	✗	✗	✗	✓
Saponins	✓	✓	✗	✓	✓
Terpenoids	✓	✓	✓	✓	✓
Anthraquinones	✗	✗	✗	✗	✗	—
Steroids	✓	✓	✗	✗	✓
Proteins	✓	✓	✓	✓	✓