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供应氨类气体检测管180L Amines R-NH2

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更新时间2014/9/29 9:11:19

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规格参数

产品介绍

氨类气体检测管180L Amines R-NH2 的详细介绍
氨类气体检测管180L Amines R-NH2
Amines No.180LR-NH2

Performance

MeasuringRange
0.5 to 10 ppm
Number of Pump Strokes
1
Correction Factor
1
SamplingTime
1 minutes per pumpstroke
DetectingLimit
0.1ppm (n=1)
ColorChange
Pink → Yellow to Pale orange
ReactionPrinciple
2RNH2 + H2SO4 → (RNH3)2SO4
Coefficient ofVariation 10% (for 0.5 to 2ppm), 5% (for 2 to 10 ppm)
ShelfLife 2 Years
Correctionsfor
temperature & humidity Temperature correction is necessary
Store the tubes at cool and darkplace.

Possible coexisting substances and theirinterferences (NOTE)

Substance
Concentration
Interference
Change color by itself
Ammonia
-
Plus error
Discolor to yellow
Aniline, Hydrazine,Pyridine
-
Plus error
Yellow to brown discoloration
Amines,Amidos
-
Plus error
Yellow to browndiscoloration