Table 1.

Comparison of seven types of commercial membrane filters as separation filter for on-chip cultivation.

	Omnipore	Express	Nylon	Durapore	Isopore	Fluoro-pore	PVC
Thermal resistance	×	○	○	○	○	×	×
Ruck	○	○	○	○	×	×	×
Hydrophilia	○	○	○	×	×	×	×
Clarity	○	×	×	×	×	×	×
Result	○	×	×	×	×	×	×