Nitrate Test Paper


Nitrate

Product Name Type Gradation of scale
or limit of sensitivity		 Item # Order
Nitratesmo qualitative test paper 10 mg/L Nitrate (NO3-)
5 mg/L Nitrite (NO2-)		 90611
roll of 5 meter length $63.90  
QUANTOFIX® Nitrate/Nitrite Semi-quantitative test strips 0 · 10 · 25 · 50 · 100 · 250 · 500 mg/L NO3- (Nitrate)
0 · 1 · 5 · 10 · 20 · 40 · 80 mg/L NO2- (Nitrite)		 91313
box of 100 strips $39.70  
QUANTOFIX® Nitrate/Nitrite 100
  		Semi-quantitative test strips 0 · 5 · 10 · 25 · 50 · 75 · 100 mg/L NO3- (Nitrate)
0 · .5 · 2 · 5 · 10 · 25 ·25 · 50 mg/L NO2- (Nitrite)		 91351
box of 100 strips $45.00  
VISOCOLOR® ECO Nitrate colorimetric test kit (refill pack) 0 · 1 · 3 · 5 · 10 · 20 · 30 · 50 · 70 · 90 · 120 mg/L NO3- 931041
1 kit (~120 tests) $62.10  
Nitratesmo qualitative test paper 10 mg/L Nitrate (NO3-), 5 mg/L Nitrite (NO2-) 90611
roll of 5 meter length $63.90  
Potassium Iodate starch paper qualitative test paper 5 mg/L SO2 90753
roll of 5 meter length $16.10  

Note: mg/L is equivalent to ppm

 

#90611 Nitratesmo

roll of 5 meter length $63.90  

This test paper allows the reliable detection of Nitrate and Nitrite. It shows different colors for the two ions.
 Instruction Sheet (pdf)
Color reaction: 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)

#91313 QUANTOFIX® Nitrate/Nitrite

box of 100 strips $39.70  

These test strips are for the rapid and reliable determination of Nitrate and Nitrite in solutions. The easy dip-and-read-procedure of the test strips provides a reliable result within 1 minute.

QUANTOFIX® Nitrate / Nitrite test strips are the ideal choice to check nitrate and nitrite levels quickly and safely.
 Instruction Sheet (pdf)
Color reaction: white → red-violet

 

  

#91351 QUANTOFIX® Nitrate/Nitrite 100

box of 100 strips $45.00  
This test is the highly sensitive version of QUANTOFIX® Nitrate / Nitrite. It allows to detect nitrate down to 5 mg/L .
 Instruction Sheet (pdf)
Color reaction: yellow → red-violet    
Shelf life:  at least 2.5 years    

#931041 VISOCOLOR® ECO Nitrate

1 kit (~120 tests) $62.10  

Nitrate is reduced to nitrite with an inorganic reducing agent. Nitrite is then diazotised with an aromatic amine and simultaneously coupled to form an azo dye.
 Instruction Sheet (pdf)
Shelf life: at least 1.5 years    
Sea water suitability: yes Detectible with PF-12: yes

#90753 Potassium Iodate starch paper

roll of 5 meter length $16.10  
The test paper allows the rapid detection of sulphit and sulphur dioxide. The paper is used in food analyzing laboratories. The reaction is as follows: 2 IO3- + 5 SO32- + 2 H+ → 5 SO42- + I2 + H2O
 
Color reaction: white → blue-black