Counting Chamber for zooplankton, volume approx. 9 Back Catalog number: 435010 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 435094 Plunger Sampling Pipette acc. to Hensen, capacity Price on request 438025 Spare Net Bucket for Plankton Nets No. 438 001 / 4 Price on request