Description NH3-AF - Ammonia (NH3) Sensor - A-Series Datasheet: https://ametekcdn.azureedge.net/mediafiles/project/oneweb/oneweb/alphasense/products/datasheets/alphasense_nh3-af-2_datasheet_en_1.pdf?revision:51bbe2b6-ee9a-4b0c-aae9-bcf07c7c851a