甲苯氣體檢測(cè)管122 Toluene 的詳細(xì)介紹
 甲苯氣體檢測(cè)管122 Toluene

Toluene                   No.122C6H5CH3
Performance
 
MeasuringRange
5 to10 ppm
10 to 300 ppm
300 to 690 ppm
Number of Pump Strokes
2
1
1/2
Correction Factor
1/2
1
2.3
SamplingTime
1.5 minutes per pumpstroke
DetectingLimit
1 ppm (n=2)
ColorChange
White → Brown
ReactionPrinciple
C6H5CH3 + I2O5 + H2SO4 → I2
Coefficient ofVariation 10% (for10 to 100 ppm), 5% (for 200 to 300 ppm)
ShelfLife 3Years
Correctionsfor
temperature & humidity Unnecessary
Store the tubes at cool and darkplace.