Surcharge for mesh size < 55µ for nets 438 000, 43 Back Catalog number: 438060 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 435021 Tubular Plankton Chamber, capacity 5ml Price on request 438001 Surface Plankton Net acc. to Apstein Price on request 438010 Plankton Net for quantitative collections with cow Price on request