Gastec 180L 가스 검지관 R-NH2 ( 0.5 ~ 10 ppm) | EMIN.CO.TH

Gastec 180L 가스 검지관 R-NH2 ( 0.5 ~ 10 ppm)

Name: Gastec 180L 가스 검지관 R-NH2 ( 0.5 ~ 10 ppm)
Brand: Gastec

ManufacturerGastec(View more products from this manufacturer)

Model180L

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Indicator: 1 to 10 ppm
Measuring Range: 0.5 to 10 ppm, Number of Pump Strokes 1
Sampling Time: 1 minutes per pump stroke
Colour Change: Pink → Yellow to Pale orange or Grayish purple
Reaction Principle: 2RNH2 + H2SO4 → (RNH3)2SO4
Coefficient of Variation: 10% (for 0.5 to 2 ppm), 5% (for 2 to 10 ppm)
Nr. of tests: 10
Pump: GV-100S/110S

Catalog

Manual

Manual tube

Performance

Measuring Range	0.5 to 10 ppm
Number of Pump Strokes	1
Correction Factor	1
Sampling Time	1 minute per pump stroke
Detecting Limit	0.1 ppm (n=1)
Colour Change	Pink → Yellow to Pale orange or Grayish purple
Reaction Principle	2RNH2 + H2SO4 → (RNH3)2SO4
Coefficient of Variation	10% (for 0.5 to 2 ppm), 5% (for 2 to 10 ppm)
Shelf Life	2 Years
Corrections for temperature & humidity	Temperature correction is necessary
Store the tubes at cool and dark place.

Possible coexisting substances and their interferences (NOTE)

Substance

Concentration

Interference

Change colour by itself to

Ammonia	+	Yellow
Aniline, Hydrazine, Pyridine	+	Yellow to Brown
Amines, Amidos	+	Yellow to Brown

Other substance measurable with this detector tube

Substance

Pump Stroke

Correction Factor

Measuring Range (ppm)

Change colour to

Allylamine	1	0.8	0.4 to 8	Pale orange
Butylamine	1	1.1	0.55 to 11	Pale orange
Cyclohexylamine	1	1.0	0.5 to 10	Pale orange
Di-n-butylamine	1	0.8	0.4 to 8	Pale orange
Diethylamine	1	0.9	0.45 to 9	Pale orange
Diethylaminoethanol	1	1.2	0.6 to 12	Pale orange
Diethylenetriamine	1	1.9	0.95 to 19	Grayish purple(Pale orange at the end of staining)*
Diisopropylamine	1	0.6	0.3 to 6	Pale orange
Dimethylamine	1	0.9	0.45 to 9	Pale orange
2-Dimethylaminoethanol	1	1.3	0.65 to 13	Pale orange
Dimethylaminopropylamine	1	1.2	0.6 to 12	Pale orange
N,N-Dimethylethylamine	1	0.6	0.3 to 6	Pale orange
Dipropylamine	1	0.7	0.35 to 7	Pale orange
Ethanolamine	1	3.9	1.95 to 39	Grayish purple(Pale orange at the end of staining)*
Ethylamine	1	0.9	0.45 to 9	Pale orange
Ethylenediamine	1	1.8	0.9 to 18	Pale orange
N-Ethylmorpholine	1	0.6	0.3 to 6	Pale orange
Hexamethylenediamine	1	3.1	1.55 to 31	Grayish purple(Pale orange at the end of staining)*
Hexylamine	1	1.3	0.65 to 13	Pale orange
Isopropylamine	1	0.9	0.45 to 9	Pale orange
Methylamine	1	1.0	0.5 to 10	Pale orange
Morpholine	1	1.0	0.5 to 10	Pale orange
N-Methylmorpholine	1	0.6	0.3 to 6	Pale orange
Pentamethylenediamine	1	1.5	0.75 to 15	Grayish purple(Pale orange at the end of staining)*
Propylamine	1	1.0	0.5 to 10	Pale orange
Propyleneimine	1	0.7	0.35 to 7	Pale orange
Tetramethylenediamine	1	1.6	0.8 to 16	Grayish purple(Pale orange at the end of staining)*
Triethylamine	1	0.6	0.3 to 6	Pale orange
Trimethylamine	1	0.5	0.25 to 5	Pale orange

* Pale orange when low concentration