Isobutyl Acetate Detection Tubes (10 to 300 ppm)
Gastec Detection Tube No. 144 measures Isobutyl Acetate with a Range of 10 to 300 ppm.
- Measuring Range: 10 to 300 ppm
- Number of Pump Strokes: 2 (200 ml)
- Correction Factor: 1
- Sampling Time: 2 minutes per pump stroke
- Detecting Limit: 2 ppm (2 pump strokes)
- Changes from Yellow to Blackish Brown
- Corrections for temperature & humidity: Temperature correction is necessary
- Reaction Principle: CH3CO2CH2CH(CH3)2 + Cr6+ + H2SO4 → Cr3+
- Relative Standard Deviation: 15% (for 10 to 100 ppm), 10% (for 100 to 300 ppm)
- 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 |
| Alochols |
+ |
Blackish brown
(few minutes later)
→ Pale blue |
| Esters |
+ |
Blackish brown
(few minutes later)
→ Pale blue |
| Ketones |
+ |
Blackish brown
(few minutes later)
→ Pale blue |
Isobutyl Acetate Detection Tubes (10 to 300 ppm)
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