Draeger, Tube, Formic Acid 1/a 1-15 ppm, Box of 10
DRAEGER SAFETY INC.
/ Model #6722701
Details
Draeger Tube - Formic Acid 1/a
Order No. 67 22 701
| Application Range | |
| Standard Measuring Range | 1 to 15 ppm |
| Number of Strokes n: | 20 |
| Time for Measurement: | approx. 3 minutes |
| Standard Deviation: | ± 10 to 15% |
| Color Change: | blue violet to yellow |
| Ambient Operating Conditions | |
| Temperature: | 10 to 50° C ~ 50 to 122° F |
| Absolute Humidity: | < 30 mg H2O / L |
| Reaction Principle | |
| HCOOH + pH indicator yellow reaction product | |
| Cross Sensitivity | |
| It is impossible to measure formic acid in the presence of other acids. Organic acids are indicated by the same color change, but partly with different sensitivity. Mineral acids, e.g. hydrochloric acid are indicated with different sensitivity and by red color. | |
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