6728241 หลอด Tube วัดสารเคมีประเภท Ethylene Oxide 25/a ยี่ห้อ Draeger
Model : 75-1508
Model (old) : 62-1500-E08
Application Range
Standard Measuring Range: 25 to 500 ppm
Number of Strokes n: 30
Time for Measurement: approx. 6 min
Standard: ± 20 to 30 %
Color Change: pale yellow -› turquoise green
Ambient Operating Conditions
Temperature: 15 to 30 °C
Absolute Humidity: 3 to 15 mg H2O / L
Reaction Principle
Ethylene oxide + CrVI -> CrIII + various oxidation products
Cross Sensitivity
Alcohols, esters and aldehydes are also indicated, but with different sensitivities. It is impossible to differentiate between them. Propylene oxide is also indicated, but with a different sensitivity. Ethylene, ketones and toluene in the TLV range do not interfere.