Nitratesmo • Quick and easy determination of nitrate and nitrite • This test paper allows the reliable detection of Nitrate and Nitrite. • It shows different colors for the two ions. Product data • Presentation Reel of 5 m length and 10 mm width • Virage Nitrate: white → red (dip test paper into sample and afterwards into sulfuric acid 96%) Nitrite: white → yellow (dip test paper into sample and afterwards into Hydrochloric acid 5 mol/l) • Limit of sensitivity: 10 mg/l Nitrate (NO3–), 5 mg/l Nitrite (NO2–)