Counting Chamber for zooplankton, volume approx. 9 Back Catalog number: 435010 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 5065N-190 Deep Catch Net Price on request 438050 Plankton Net for quantitative collection with cowl Price on request 435025 Combined Plate Chamber (Utermöhl-Chamber), set wit Price on request