Table 1. Quantitative evaluation of residual microplastics in ark shell
Type
1)
Total weight (g)
Edible weight (g)
No. of total microplastic
Mean (MP/Individual)
Ark shell A
68.9±3.9
33.0±3.2
4
0.8
Ark shell B
70.8±5.3
32.0±2.7
6
1.2
Ark shell C
69.0±4.6
31.1±4.0
8
1.6
Total
69.6±4.4
32.1±3.2
18
1.2±0.4
Ark shell A-C, ark shell purchased place.