Ethyl Acetate Detection Tubes (20 to 800 ppm)
Gastec Detection Tube No. 141L measures Ethyl Acetate with a Range of 20-800 ppm.
- Measuring Range: 20 to 800 ppm
- Number of Pump Strokes: 2
- Correction Factor: 1
- Sampling Time: 2 minutes per pump stroke
- Detecting Limit: 5 ppm (2 pump strokes)
- Color Change:
- Yellow to Blackish Brown
- A few minutes later it changes to Pale blue
- Corection for temperature & humidity: 15 %?for 20 to 200 ppm?, 10 %?for 200 to 800 ppm
- Reaction Principle: CH3CO2C2H5 + Cr6+ + H2SO4 ? Cr3+
- 2 Year Shelf Life
- Store the tubes at cool and dark place.
Possible coexisting substances and their interferences:
| Substance |
Interference |
Changes color by itself to |
| Alcohols, Esters, Ketones |
+ |
Greenish brown |
| Aromatic hycrocarbons |
+ |
Greenish brown |
Other substances measurable with this detector tube:
| Substance: |
Correction Factor: |
No. of Pump Strokes: |
Measuring Range:
(ppm) |
| Cymene |
0.28 |
2 |
5.6 to 224 |
| Diisopropyl benzene |
0.5 |
1/2 |
10 to 400 |
| Ethyl acrylate |
0.4 |
2 |
8 to 320 |
| 2-Hexyl alcohol |
3.0 |
3 |
60 to 2400 |
| Isopropyl ether |
0.9 |
2 |
18 to 720 |
| Mesityl oxide |
1.35 |
2 |
27 to 1080 |
| Methyl acrylate |
0.4 |
2 |
8 to 320 |
| Methyl isothiocyanate |
by scale |
2 |
50 to 400 |
Ethyl Acetate Detection Tubes (20 to 800 ppm)
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| Substance |
Interference |
Changes color by itself to |
| Alcohols, Esters, Ketones |
+ |
Greenish brown |
| Aromatic hycrocarbons |
+ |
Greenish brown |
Other substances measurable with this detector tube:
| Substance: |
Correction Factor: |
No. of Pump Strokes: |
Measuring Range:
(ppm) |
| Cymene |
0.28 |
2 |
5.6 to 224 |
| Diisopropyl benzene |
0.5 |
1/2 |
10 to 400 |
| Ethyl acrylate |
0.4 |
2 |
8 to 320 |
| 2-Hexyl alcohol |
3.0 |
3 |
60 to 2400 |
| Isopropyl ether |
0.9 |
2 |
18 to 720 |
| Mesityl oxide |
1.35 |
2 |
27 to 1080 |
| Methyl acrylate |
0.4 |
2 |
8 to 320 |
| Methyl isothiocyanate |
by scale |
2 |
50 to 400 |
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