Package of 250 Base Plates, diameter 27.5mm Back Catalog number: 435035 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 435094 Plunger Sampling Pipette acc. to Hensen, capacity Price on request 438001 Surface Plankton Net acc. to Apstein Price on request 435021 Tubular Plankton Chamber, capacity 5ml Price on request