Table 2.

Analysis results of the different techniques per sample.

Handheld Raman spectroscopy	Raman Imaging	LC-MS	LC-UV
metronidazole, starch	metronidazole, starch, magnesium stearate	metronidazole	metronidazole 16.6 mg/tablet
metronidazole	metronidazole, paracetamol, chloramphenicol, starch, magnesium stearate, calcium phosphate	metronidazole, chloramphenicol, paracetamol	metronidazole 15.2 mg/tablet
metronidazole, starch	metronidazole, starch, magnesium stearate, calcium phosphate, calcium carbonate	metronidazole	metronidazole 15.2 mg/tablet
metronidazole, starch	metronidazole, paracetamol, starch, magnesium stearate	metronidazole, paracetamol	metronidazole 14.5 mg/tablet
paracetamol	paracetamol, sodium benzoate, microcrystalline cellulose, starch	paracetamol, chloramphenicol, chloroquine, aspartame	paracetamol 255.7 mg/tablet
starch	chloroquine phosphate, starch, calcium carbonate, magnesium stearate, talc, calcium phosphate	chloroquine	chloroquine 2.4 mg/tablet
starch	chloroquine phosphate, paracetamol, starch, calcium carbonate, magnesium stearate, talc, calcium phosphate	chloroquine	chloroquine 20.2 mg/tablet
chloroquine phosphate, calcium carbonate	chloroquine phosphate, starch, calcium carbonate, magnesium stearate, talc, sodium bicarbonate, titanium dioxide (rutile), sodium sulfate	chloroquine	chloroquine 99.2 mg/tablet paracetamol 0.2 mg/tablet