Draeger Tube, Phosgene 0.25/C 0.25-25ppm, Box of 10
DRAEGER SAFETY INC.
/ Model #CH28301
Details
Draeger Tube - Phosgene 0.25/c
Order No. CH 28 301
| Application Range | |
| Standard Measuring Range | 0.25 to 5 ppm |
| Number of Strokes n: | 5 |
| Time for Measurement: | approx. 1 minute |
| Standard Deviation: | ± 15 to 20% |
| Color Change: | yellow to blue green |
| Ambient Operating Conditions | |
| Temperature: | 5 to 35° C ~ 41 to 95° F |
| Absolute Humidity: | 3 to 15 mg H2O / L |
| Reaction Principle | |
| COCI2 + ethylaniline + dimethylaminobenzaldehyde → blue green reaction product | |
| Cross Sensitivity | |
| No interference by up to 100 ppm hydrochloric acid. Carbonyl bromide and acetyl chloride are indicated, but with different sensitivities. It is impossible to measure phosgene in the presence of carbonyl bromide or acetyl chloride. | |
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