Smart green spectrophotometric assay of the ternary mixture of drotaverine, caffeine and paracetamol in their pharmaceutical dosage form

Table 15 Results for the evaluation of the greenness of the developed spectrophotometric methods by the three green chemistry tools

1. Green analytical procedure index (GAPI)

2- Analytical Eco scale score
Reagent, volume (mL)	No of Pictograms	Word sign	Penalty points
Reagents / instruments
Ethanol	2	Danger	4
Item
Spectrofluorometer	< 0.1 k w h per sample		0
Waste	No treatment		3
Occupational hazards	Analytical process hermitization		0
Total penalty points			\(\mathbb{\Sigma}\) 7
Analytical eco scale score			100–7 = 93

3. NEMI pictogram

ISSN: 2661-801X