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二氧化氮檢測管9D

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    • 二氧化氮檢測管9D NO2 Nitrogen dioxide，Measuring Range 0.1 to 30 ppm Sampling Hours 1 to 10 hours Detecting Limit 0.05 ppm (10 hours) Color Change二氧化氮檢測管價格 二氧化氮檢測管9D NO2 Nitrogen dioxide的詳細介紹 二氧化氮檢測管9D NO2 Nitrogen dioxide Nitrogen dioxide No.9D NO2 Performance Measuring Range 0.1 to 30 ppm Sampling Hours 1 to 10 hours Detecting Limit 0.05 ppm (10hours) Color Change White→ Yellow Reaction Principle NO2 + o-Toluidine → Yellowproduct Coefficient ofVariation 10%(for 1 to 30 ppm-hr) ShelfLife 1 Year Correctionsfor temperature & humidity Temperature correction isnecessary Store the tubes inthe refrigerator to keep at 10ºC (50ºF) orbelow. Possible coexisting substances and theirinterferences (NOTE) Substance Concentration Interference Change color by itself Bromine,Chlorine - Yellow Ammonia Carbon monoxide Nitric oxide sulphur dioxide Organic gases and vapour No No Calibration gasgeneration Diffusion tubemethod TLV-TWA TLV-STEL Explosive range 3 ppm 5 ppm -

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