Filter, Support Pads, Cellulosic, 37mm, 40.0µm, 10 Back Catalog number: GPG37100 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended SC-7 Tedlar Bag (12.0L) Price on request 910-0910-NO-R GilAir-Plus Data Logging Single Starter Kit, Bluet Price on request 811-0903-EU-R Single Station Dock w/Comms 100-240Vac, 50-60 Hz, Price on request