| Classification of types | No. of samples | Subclassification of types | MPs/g |
|---|---|---|---|
| Canned seafood | 19 | Canned tuna, canned cockle, canned seasnail | 0.48±0.45 |
| Salted seafood | 11 | Salted shrimp, sauced clam, sauced intestine | 1.73±1.73 |
| Boil-cooked seafood | 8 | Messel flesh, shrimp meat, clam meat | 0.47±0.36 |
| Sauces | 8 | Oyster sauce, tuna source | 0.32±0.21 |
| Liquid salted seafood | 4 | Anchovy sauce, sand lance extract | 0.26±0.19 |