Draeger CH31801 Hydrazine 0.25/a Detector Tubes (10 tests per box)

Application Range:

• Standard Measuring Range: 0.25 to 10 / 0.1 to 5 ppm
• Number of Strokes n: see tube 10 / 20
• Time for Measurement: Approx. 1 min / 2 min
• Standard Deviation: ± 10 to 15 %
• Color Change: Yellow → Blue

Ambient Operating Conditions:

• Temperature: 10 to 50 °C
• Absolute Humidity: < 20 mg H2O / L

Reaction Principle:

• N2H4+ pH Indicator → blue reaction product

Cross Sensitivity:

• This tube indicates other basic gases (e.g. organic amines and ammonia), however, with differing sensitivity.