上海豫东科技有限公司

 胺类检测管180 Amines R-NH2
Amines No.180R-NH2

Performance

MeasuringRange

5 to 100ppm

Number of Pump Strokes

1

Correction Factor

1

SamplingTime

1 minute per pumpstroke

DetectingLimit

0.5 ppm (n=1)

ColorChange

Pink →Yellow to Brown

ReactionPrinciple

2RNH2 + H2SO4 → (RNH3)2SO4
Coefficient ofVariation 10% (for 5 to 20%), 5% (for 20 to 100 %)
ShelfLife 3 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

Amines,Ammonia


Plus error

Discolor to yellow

Aniline, Hydrazine,Pyridine


Plus error

Yellow to brown discoloration

Amidos


No

No discoloration



Othersubstance measurable with this detector tube


The Tube 180 can also be used todetect the following substances with correction factors

Substance PumpStroke
Correction

Detecting
Range(ppm) ColorChange
Allylamine 1 1.7 8.5 to 170 Yellow
Ammonia 1 0.3 1.5 to 30 Yellow
n-Butylamine 1 1.6 8 to 160 Grayish red toBrown
tert-Butylamine 1 1.1 5.5 to 110 Pale brown
Di-n-Butylamine 1 1.0 5 to 100 Pale orange
Cyclohexylamine 1 1.4 7 to 140 Salmon pink
Diethylamine 1 1.1 5.5 to 110 Pale brown
Diethylethanolamine 1 1.2 6 to 120 Pale brown
Diisopropylamine 1 1.0 5 to 100 Pale orange
Dimethylethanolamine 1 1.3 6.5 to 130 Pale orange toYellow
Dimethylamine 1 1.1 5.5 to 110 Salmon pink
Dimethylaminopropylamine 1 1.6 8 to 160 Grayish red
N,N-Dimethylethylamine 1 0.8 4 to 80 Yellow
Dipropylamine 1 0.8 4 to 80 Yellow
N-Ethylmorphorine 1 1.0 5 to 100 Yellow
Ethylamine 1 1.0 5 to 100 Yellow
Ethylenediamine 1 2.8 14 to 280 Yellow
n-Hexylamine 1 1.8 9 to 180 Pale orange
Isopropylamine 1 1.1 5.5 to 110 Salmon pink
Methylamine 1 1.0 5 to 100 Pale brown toYellow
N-Methylmorpholine 1 1.0 5 to 100 Yellow
N-Methyl pyrrolidone 1 2.7 50 to 270 Yellow
Monoethanolamine 3 1.4 7 to 140 Yellow
Morpholine 1 1.8 9 to 180 Yellow
Propylamine 1 1.2 6 to 120 Salmon pink
Propyleneimine 1 1.1 5.5 to 110 Yellow
Tetramethylenediamine 1 1.7 8.5 to 170 Purple toYellow
Triethylamine 1 0.9 4.5 to 90 Yellow
Trimethylamine 1 0.7 3.5 to 70 Yellow


Calibration gasgeneration Diffusion tubemethod