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 5065M-310 Surface Catch Net Price on request 435021 Tubular Plankton Chamber, capacity 5ml Price on request 435095 Plunger Sampling Pipette acc. to Hensen, capacity Price on request