多環(huán)芳烴(PAHs)檢測管120 的詳細(xì)介紹
多環(huán)芳烴(PAHs)檢測管120
Aromatic hydrocarbons No.120
Performance
 
MeasuringRange
0.4 to 2 ppm
2 to 100 ppm
100 to 200 ppm
 
Number of PumpStroke
2 to 5
1
1/2
 
CorrectionFactor
1/2 to 1.5
1
2
 
SamplingTime
1.5 minutes per pumpstroke
DetectingLimit
0.2 ppm (n=5)
ColorChange
White → Brown
ReactionFormula
AromaticHydrocarbons + I2O5 + H2SO4 → I2
Coefficient ofVariation 10% (for0.1 to 0.5 ppm), 5% (for 0.5 to 1.5 ppm)
ShelfLife 2Years
Correctionsfor
temperature & humidity Unnecessary
Store the tubes at cool and darkplace.