Tubular Plankton Chamber, capacity 5ml Back Catalog number: 435021 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 438061 Surcharge for mesh size < 55µ for nets 438 030, 43 Price on request 435028 Package of 50 Cover Plates, diameter 33mm Price on request 438020 Plankton Net for quantitative collection with cowl Price on request