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 435100 Folsom's Plankton Sample Divider Price on request 435025 Combined Plate Chamber (Utermöhl-Chamber), set wit Price on request 438055-001 Repair Set for Net Bucket No. 438 055 Price on request