Surface Plankton Net acc. to Apstein Back Catalog number: 438001 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 435098 Set of 10 Spare Dilution Bottles 250ml Price on request 435092 Plunger Sampling Pipette acc. to Hensen, capacity Price on request 435028 Package of 50 Cover Plates, diameter 33mm Price on request