LANGE NITRATAX clear sc 5mm, process probe for the sampling-free a nd reagent-free measurement of the nitrate and the nitrate content in solids-free water or wastewater (sewage plant outfall)directly in the medium or in the bypass. The process probe consists of a self-cleaning V4A-steel diving head and 10m cable. Analysis for one or two process probes only by means of SC100 or SC1000 controller.