胺類檢測(cè)管180 Amines R-NH2 的詳細(xì)介紹
胺類檢測(cè)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 Gr