Surcharge for mesh size < 55µ for nets 438 030, 43 Back Catalog number: 438061 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 435011A Counting Chamber for zooplankton, dimensions 80 x Price on request 435091 Plunger Sampling Pipette acc. to Hensen, capacity Price on request 438045 Spare Net Part for Plankton Nets No. 438 040 and 4 Price on request