Ethylene Oxide 1/a, 1 - 15 PPM, (6728961)
Ethylene Oxide 1/a, 1 - 15 PPM, Part # 6728961, 5 Tests
Standard Measuring Range: 1 to 15 ppm
Number of Strokes n: 20
Time for Measurement: approx. 8 min
Standard Deviation: ± 20 to 30 %
Color Change: white 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.
The reagent ampoule must be broken before carrying out the measurement.