Dräger Tubes For Short Term Measurements: Ethylene Oxide 1/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 (Ethylene Oxide 1/a).
The tubes come in a pack of 5 tubes and have a shelf life of 2 years.
|Standard Measuring Range:||1 to 15 ppm|
|Number of Strokes n:||20|
|Time for Measurement:||approx. 8 min|
|Standard Deviation:||± 20 to 30 %|
|Colour Change:||white to pink|
Ambient Operating Conditions:
|Temperature:||10 to 30 °C|
|Absolute Humidity||3 to 15 mg H2O / L|
a) Ethylene Oxide ~> HCHO b) HCHO + C6H4(CH3)2 + H2SO4 ~> quinoid reaction products
Styrene, vinyl acetate and acetaldehyde are indicated with a yellowish brown discoloration. It is impossible to measure ethylene oxide in the presence of ethylene glycol and formaldehyde because they produce the same discoloration..
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