Counting Chamber for zooplankton, dimensions 80 x Back Catalog number: 435011C 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 438061 Surcharge for mesh size < 55µ for nets 438 030, 43 Price on request 438010 Plankton Net for quantitative collections with cow Price on request