Counting Chamber for zooplankton, volume approx. 9 Back Catalog number: 435010 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 435023 Tubular Plankton Chamber, capacity 25ml Price on request 435011 Counting Chamber for zooplankton, volume approx. 2 Price on request 438061 Surcharge for mesh size < 55µ for nets 438 030, 43 Price on request