Tubular Plankton Chamber, capacity 25ml Back Catalog number: 435023 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 435022 Tubular Plankton Chamber, capacity 10ml Price on request 438001 Surface Plankton Net acc. to Apstein Price on request 435012 Counting Chamber for zooplankton,volume approx. 70 Price on request