Surcharge for mesh size < 55µ for nets 438 030, 43 Back Catalog number: 438061 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 438030 Plankton Net for qualitative collection Price on request 435010 Counting Chamber for zooplankton, volume approx. 9 Price on request 435021 Tubular Plankton Chamber, capacity 5ml Price on request