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  • 产品名称:氨水氨气检测管3DL NH3 Ammonia

  • 产品型号:3DL
  • 产品厂商:日本GASTEC
  • 产品文档:
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简单介绍:
氨水氨气检测管3DL NH3 Ammonia,Measuring Range 0.1 to 10 ppm Sampling Hours 1 to10 hours Detecting Limit 0.02 ppm (10 hours)氨水氨气检测管价格,氨水氨气检测管3DL NH3 Ammonia
详情介绍:
氨水氨气检测管3DL NH3 Ammonia Ammonia                        No.3DL
NH3
氨水氨气检测管3DL NH3 Ammonia
Performance

Measuring Range

0.1 to 10 ppm

Sampling Hours

1 to10 hours

Detecting Limit

0.02 ppm (10hours)

Color Change

Pink → Yellow

Reaction Principle

2NH3 + H2SO4 → (NH4)2SO4

Coefficient ofVariation

10%(for 1 to 10 ppm-hr)

ShelfLife2 Year
Correctionsfor
temperature & humidity
Temperature correction isnecessary
Store the tubes atcool and dark place.


Possible coexisting substances and theirinterferences(NOTE)


 

Substance

Interference

Change colour byitself to

Amines

+

Yellow

Hydrazine

+

 

 

Yellow


Othersubstance measurable with this detectortube

Substance

CorrectionFactor

SamplingTime

MeasuringRange

Methyl amine

1.9

1 to10 hours

0.19to 19 ppm

Trimethylamine

2.3

1 to 10 hours

0.23to 23 ppm




Calibration gasgenerationDiffusion tubemethod


 


TLV-TWATLV-STELExplosive range
25 ppm35ppm15 to28%
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