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過氧化氫檢測管32D

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    • 過氧化氫檢測管32D Hydrogen peroxide H2O2，Measuring Range 0.5 to 40 ppm Sampling Hours 1 to 10 hours Detecting Limit 0.3 ppm (10 hours) Color Change過氧化氫檢測管價(jià)格 過氧化氫檢測管32D Hydrogen peroxide的詳細(xì)介紹 過氧化氫檢測管32D Hydrogen peroxide Hydrogen peroxide No.32D H2O2 Performance Measuring Range 0.5 to 40 ppm Sampling Hours 1 to 10 hours Detecting Limit 0.3 ppm (10hours) Color Change White→ Yellow Reaction Principle H2O2 +Ti(SO4)2 →Yellow product Coefficient ofVariation 10%(for 5 to 40 ppm-hr) ShelfLife 3 Year Correctionsfor temperature & humidity Temperature correction isnecessary Store the tubes atcool and dark place. Possible coexisting substances and theirinterferences (NOTE) Substance Concentration Interference Change color by itself Nitrogendioxide No No Chlorine,Ozone No No Acetaldehyde 20 ppm Unclear demarcation No Formaldehyde 10 ppm - No Calibration gasgeneration Diffusion tubemethod TLV-TWA TLV-STEL Explosive range 1 ppm - -

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