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  • 产品名称:1,3-丁二烯气体检测管174 1,3-Butadiene

  • 产品型号:174
  • 产品厂商:日本GASTEC
  • 产品文档:
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简单介绍:
1,3-丁二烯气体检测管174 1,3-Butadiene,Measuring Range 50 to 800 ppm Number of Pump Strokes 1 Correction Factor 1 Sampling Time 3 minutes per pump stroke Detecting,1,3-丁二烯气体检测管174 1,3-Butadiene,1,3-丁二烯气体检测管价格
详情介绍:

 

1,3-丁二烯气体检测管174 1,3-Butadiene 1,3-Butadiene               No.174

CH2:CHCH:CH2

1,3-丁二烯气体检测管174 1,3-Butadiene

Performance
 

MeasuringRange

50 to 800 ppm

Number of Pump Strokes

1

CorrectionFactor

1

SamplingTime

3 minutes per pumpstroke

DetectingLimit

10 ppm (n=1)

ColorChange

Paleyellow1,3-丁二烯气体检测管174 1,3-Butadiene White

ReactionPrinciple

1,3-Butadiene reactswith palladium sulfate and ammonium
molybdate to to produce white compound.

Coefficient ofVariation10% (for 50 to 200ppm), 5% (for 200 to 800 ppm)
ShelfLife3 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

Acetylene, Carbonmonoxide

10 ppm

Plus error

Discolor toblue

Ammonia, Hydrogencyanide

-

Plus error

Discolor towhite

Hydrogen

20%

Plus error

Discolors to blue forwhole layer

Hydrogensulfide

10 ppm

Plus error

Discolors toblack

Ethylene

1 ppm

Plus error

Discolors toblue

Styrene

-

Plus error

Discolor to paleblue



Othersubstance measurable with this detector tube


Substance

Correction Factor

Pump Strokes

Measuring Range

1,3-Pentadiene

5.0

1

250 to 4000ppm



Calibration gasgenerationDiffusion tubemethod



TLV-TWATLV-STELExplosive range
2ppm-2.0 to 12%
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