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供应苯乙烯检测管 124 Styrene

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更新时间2014/9/29 9:11:19

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产品介绍

苯乙烯检测管 124 Styrene 的详细介绍
苯乙烯检测管 124 Styrene
Styrene No.124C6H5CH:CH2
Performance

MeasuringRange
10 to 20 ppm
20 to 500 ppm
500 to 1500ppm
Number of Pump Strokes
2
1
1/2
Correction Factor
1/2
1
3
SamplingTime
30 seconds per pumpstroke
DetectingLimit
1 ppm (n=2)
ColorChange
White → Yellow
ReactionPrinciple
C6H5CH:CH2+H2S2O7 → CondensationPolymer
Coefficient ofVariation 15% (for20 to 100 ppm), 10% (for 100 to 500 ppm)
ShelfLife 3Years
Correctionsfor
temperature & humidity Unnecessary
Store the tubes at cool and darkplace.