N,N-Dimethyl Acetamide Detection Tubes (1.5 to 240 ppm)
Gastec Detection Tube No. 184 measures N,N-Dimethyl Acetamide with a Range of 1.5 to 240 ppm.
- Measuring Range:
- 1.5 to 5 ppm
- 5 to 60 ppm
- 60 to 240 ppm
- Number of Pump Strokes: 4, 2, 1
- Correction Factor: 0.3, 1, 4
- Sampling Time: 1.5 minutes per pump stroke
- Detecting Limit: 0.5 ppm (4 pump strokes)
- Changes from Pink to Pale Yellow
- Reaction Principle:
- CH3CON(CH3)2 + NaOH → R・NH2
- 2R・NH2 + H2SO4 → (R・NH3)2SO4
- Relative Standard Deviation: 15% (for 5 to 20 ppm), 10% (for 20 to 60 ppm)
- 3 Year Shelf Life
- Store the tubes at cool and dark place
Possible coexisting substances and their interferences:
Substance |
Interference |
Changes color by itself to |
Amines |
+ |
Pale Yellow |
Ammonia |
+ |
Pale Yellow |
Hydrazine |
+ |
Pale Yellow |
N,N-Dimethyl Acetamide Detection Tubes (1.5 to 240 ppm)
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