Plankton Net for quantitative collections with cow Back Catalog number: 438010 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 435035 Package of 250 Base Plates, diameter 27.5mm Price on request 435022 Tubular Plankton Chamber, capacity 10ml Price on request 435015 Plankton Chamber acc. to Kolkwitz, capacity 0.5ml Price on request