Nitratesmo (Reel of 5M length and 10mm width)
[90611]

• Shows different colors for the two ions

• Virage Nitrate: white to red (dip test paper into sample and afterwards into sulfuric acid 96%)

• Virage Nitrite: white to 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-)