Analytical Method: Nitrite pickle salt

Instrument and Reagents:

Cat.No. 173016  Spectroquant® VIS Spectrophotometer Prove 100 or

Cat.No. 173017  Spectroquant® UV/VIS Spectrophotometer Prove 300 or

Cat.No. 173018  Spectroquant® UV/VIS Spectrophotometer Prove 600 or

Cat.No. 109748  Spectroquant® Photometer NOVA 30 or

Cat.No. 109751  Spectroquant® Photometer NOVA 60 or

Cat.No. 173632  Spectroquant® Colorimeter Move 100

Cat.No. 114946  Rectangular cells 10 mm and/or

Cat.No. 114947  Rectangular cells 20 mm and/or

Cat.No. 114944  Rectangular cells 50 mm
Cat.No. 114547  Spectroquant® Nitrite Cell Test
Cat.No. 114776  Spectroquant® Nitrite Test
Cat.No. 116754  Water for analysis
Sample preparation:
In a 1000-ml standard volumetric flask dissolve about 0.5 g of the sample, dried to constant weight at 105 °C, with water for analysis and fill up to volume.
Determine with the above mentioned test kits.

Nitrite content in % NaNO2 =    analysis value in mg/l NO2 x 150
weight of sample in mg



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