檢測認證人脈交流通訊錄
- 二氧化氮氣體檢測管9DL Nitrogen dioxide，Measuring Range 0.01 to 3.0 ppm Sampling Hours 1 to 24 hours Detecting Limit 0.01 ppm Color Change White → Green Reaction Principle二氧化氮氣體檢測管價格
二氧化氮氣體檢測管9DL Nitrogen dioxide的詳細介紹
二氧化氮氣體檢測管9DL Nitrogen dioxide
Nitrogen dioxide No.9DL
NO2
Performance
Measuring Range
0.01 to 3.0ppm
Sampling Hours
1 to 24 hours
Detecting Limit
0.01 ppm
Color Change
White→ Green
Reaction Principle
ABTS +NO2 → Green product
Coefficient ofVariation 10%(for 0.01 to 3.0 ppm-hr)
ShelfLife 1 Year
Correctionsfor
temperature & humidity Unnecessary
Store the tubes inthe refrigerator to keep at 10ºC (50ºF) orbelow.
Possible coexisting substances and theirinterferences (NOTE)
Substance
Concentration
Interference
Change color by itself
Carbonmonoxiide
10ppm No
No discoloration (10 ppm)
Chlorine 0.07 ppm
No
No discoloration(0.07 ppm)
Ozone 0.045 ppm
No
No discoloration (0.045 ppm)
sulphur dioxide 0.1 ppm
No discoloration (0.1ppm)
Carbon dioxide 600 ppm
No
No discoloration (600ppm)
Formaldehyde 0.1ppm
No discoloration (0.1ppm)
Calibration gasgeneration Diffusion tubemethod
TLV-TWA TLV-STEL Explosive range
3 ppm 5 ppm -
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