Description
Dräger Tubes For Short Term Measurements: Trichloroethylene 50/a
Dräger Safety offer a massive range of short-term gas detection tubes for the measurement of various gases. This particular set of tubes is for (Trichloroethylene 50/a).
The tubes come in a pack of 10 tubes and have a shelf life of 2 years.
Application Range:
| Standard Measuring Range: | 50 to 500 ppm |
| Number of Strokes n: | 5 |
| Time for Measurement: | approx. 1.5 min |
| Standard Deviation: | ± 10 to 15 % |
| Colour Change: | pale grey to orange |
Ambient Operating Conditions:
| Temperature: | 15 to 40 °C |
| Absolute Humidity | 5 to 12 mg H2O / L |
Reaction Principle:
a) Trichloroethylene + CrVI ~> Cl2 b) Cl2 + o-tolidine ~> orange reaction product
Cross Sensitivity:
Other chlorinated hydrocarbons are indicated, but with different sensitivities. Free halogens and hydrogen halides in the TLV range are also indicated. It is impossible to measure trichloroethylene in the presence of these substances. Petroleum hydrocarbons cause low readings..
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