Table 1.
Experimental conditions for Analysis
| Compound | Matrix | Ambient Ionization | LODs (μg/kg) | Spray Solvent |
|---|---|---|---|---|
| Sudan Red I | Powder | Paper Spray | 5 | 6:4 EtOH-DCM containing 0.3% formic acid |
| Lipstick | Paper Spray | 5 | ||
| Sudan Red II | Powder | Paper Spray | 15 | 6:4 EtOH-DCM containing 0.3% formic acid |
| Lipstick | Paper Spray | 15 | ||
| Sudan Red III | Powder | Paper Spray | 30 | 6:4 EtOH-DCM containing 0.3% formic acid |
| Lipstick | Paper Spray | 30 | ||
| Sudan Red IV | Powder | Paper Spray | 20 | 6:4 EtOH-DCM containing 0.3% formic acid |
| Lipstick | Paper Spray | 20 | ||
| Isopropylparaben | Shampoo | Extraction Spray | 10 | 6:4 MeOH-water containing 0.3% ammonia |
| Isobutylparaben | Shampoo | Extraction Spray | 25 | 6:4 MeOH-water containing 0.3% ammonia |
| Pentylparaben | Shampoo | Extraction Spray | 25 | 6:4 MeOH-water containing 0.3% ammonia |
| Phenylparaben | Shampoo | Extraction Spray | 5 | 6:4 MeOH-water containing 0.3% ammonia |
| Benzylparaben | Shampoo | Extraction Spray | 20 | 6:4 MeOH-water containing 0.3% ammonia |
| Chloramphenicol | Cream | Extraction Spray | 20 | 8:2 MeOH-water containing 1.0% ammonia |
| Metronidazole | Cream | Extraction Spray | 10 | 8:2 MeOH-water containing 1.0% ammonia |
| Epistotesterone | Lotion | Slug-Flow Microextraction | 5 | EtOAc-100 mM Hydroxylamine |
| Bisphenol A | Milk | Slug-Flow Microextraction | 10 | EtOAc |
| Bis(2-ethylhexyl)phthalate | Beverage | Slug-Flow Microextraction | 5 | EtOAc |