苯氣體檢測管121SL C6H6 Benzene    的詳細介紹苯氣體檢測管121SL C6H6 Benzene Benzene                                            No.121SL 
MeasuringRange
1 to 20 ppm
20 to 100 ppm
Number of PumpStrokes
5
1
CorrectionFactor
Sampling Time
2 minutes per pumpstroke
Detecting Limit
0.25 ppm (n=5)
Color Change
White → Brownishgray
Reaction Principle
C6H6  + I2O5  + H2S2O7  → I2
Substance
Concentration
Interference
Change color by itself
Hexane
50 ppm
No effect
No discoloration
Toluene
100 ppm
Xylene
150 ppm
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