11S 氮氧化物檢測管 Nitrogen oxides 的詳細介紹
11S 氮氧化物檢測管 Nitrogen oxides
Nitrogen oxides No.11SNO+NO2
Performance
Measuring Range
5 to 10 ppm
10 to 250 ppm
250 to 625 ppm
Number of PumpStrokes
2
1
1/2
CorrectionFactor
1/2
1
2.5
Sampling Time
1 minute per pumpstroke
Detecting Limit
2 ppm (n=2)
Color Change
White → Palegreen
Reaction Principle
NO + Cr6++ H2SO4→NO2
NO2 + (C6H5)2NH 仺 Pale green product
Coefficient ofVariation
10% (for 10 to 40ppm), 5% (for 40 to 250 ppm)
ShelfLife 2Years
Correctionsfor
temperature & humidity Unnecessary
Store the tubes at cool and darkplace.
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