Nitrous Fumes 0.2/a, 0.2 - 6 PPM / 5 - 30 PPM, (8103661) Groundwater Filter Operating Pressure (Absolute): 15 PSI

Operating Pressure (Absolute): 15 PSI

Kit comes in a plastic case and contains everything needed to perform 30 tests (except distilled water): Refill

Because it offers all that professional users require: an aluminum handle

Materials: Aluminum

Nitrous Fumes 0.2/a, 0.2 - 6 PPM / 5 - 30 PPM, (8103661) Groundwater Filter Operating Pressure (Absolute): 15 PSINitrous Fumes 0. 2 a, 0. 2 6 PPM 5 30 PPM, Part # 8103661, 10 Tests Application Range The first line on the tube scale corresponds to 0. 2 ppm Standard Measuring Range: 0. 2 to 6 ppm Number of Strokes n: 5 Time for Measurement: approx. 75 s Standard Deviation: 10 15 % Color Change: grey green blue grey Ambient Operating Conditions Temperature: 10 to 40 C Absolute Humidity: 3 to 40 mg H2O L Reaction Principle a) NO + Ox NO2 b) NO2 + diphenylbenzidine