Table 3.
No | Sorbent Compositions | Sample Volume | Product Name |
---|---|---|---|
1 | 150 mg MgSO4, 25 mg PSA1, 25 mg C18 | 1 mL | EN |
2 | 150 mg MgSO4, 50 mg PSA, 50 mg C18 | 1 mL | AOAC |
3 | 2 | 5 mL | EMR-lipidTM.3 |
4 | 10 mL n-hexane | 10 mL |
1 PSA—primary secondary amine; 2 the contents were not disclosed by the producer; 3 EMR-lipidTM—enhanced matrix removal-lipid method.