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硫化氫二氧化硫檢測(cè)管

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產(chǎn)品型號(hào)45S

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廠商性質(zhì)生產(chǎn)商

所  在  地鄭州市

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更新時(shí)間:2018-05-16 08:55:52瀏覽次數(shù):618次

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經(jīng)營模式:生產(chǎn)廠家

商鋪產(chǎn)品:622條

所在地區(qū):河南鄭州市

聯(lián)系人:劉亞峰 (銷售部經(jīng)理)

產(chǎn)品簡介

硫化氫二氧化硫檢測(cè)管 45S,Measuring Range 2.5 to 0.5 12.5 to 2.5 0.5 to 10 (2.5) to 60 10 to 20 60 to 120 Pump Strokes 2 1 1/2 Correction Factor 1/2 1 2 Sampling

詳細(xì)介紹

 

 

硫化氫二氧化硫檢測(cè)管 45S
Hydrogen sulphide, sulphur Dioxide
                                No.45S

H2S+SO2 (Separete quantification)

 

 
Performance
 

Name ofGas

SO2 tube H2S tube SO2 tube

H2S tube

SO2 tube

H2S tube

MeasuringRange

2.5 to 0.5

12.5 to 2.5

0.5 to 10

(2.5) to 60

10 to 20

60 to 120

PumpStrokes

2

1

1/2

CorrectionFactor

1/2

1

2

SamplingTime

1 minute per pumpstroke

DetectingLimit

0.05 ppm (n=2)

ColorChange

SO2tube : Yellowish green → Yellow
H2S tube : White → Brown

Reaction Formula

SO2tube:
SO2 + BaCl2+H2O → BaSO3 +2HCl
HCl + Base → Chloride

H2S tube:
H2S + Pb(CH3COO)2 → PbS +2CH3COOH

Coefficient of Variation

SO2 tube: 10% (for 0.5 to 2 ppm), 5% (for 2 to 10 ppm)
H2S tube:10% (for 2.5 to 10 ppm), 5%(for 10 to 60 ppm)

Shelf Life 3 Years
Corrections for
temperature & humidity
Unnecessary
Store the tubes at cool and darkplace.

Possible coexisting substances and theirinterferences (NOTE)


Substance

Concentration

Interference

Change color by itself

SO2 tube H2S tube SO2 tube H2S tube

Nitrogendioxide

硫化氫二氧化硫檢測(cè)管 45S 5 ppm Pluserror Noeffect

Pale purple

No discoloration

Nitrogenmonoxide
Mercaptans
Carabon monoxide

- No effect No effect No discoloration


Othersubstance measurable with this detector tube


 

Calibration gasgeneration Permeation tube method


 

 


TLV-TWA TLV-S Explosive range
SO2 :2ppm
H2S : 10ppm
SO2 :5ppm
H2S : 15ppm
H2S : 4.0 to 44%



 


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