Filter, 47mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC447 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended C-BIO02-100 BioVOC-2 Breath Sampler, pk 100 Price on request 811-9961-EU Gilian 800i/5000/10i Power Module, EU Cord Price on request 360-0190-01 Manual, Gilian 12 Price on request