Draeger CH25001 Arsine 0.05/a Detector Tubes (10 tests per box)

Application Range:

• Standard Measuring Range: 0.05 to 3 ppm
• Number of Strokes n: 20
• Time for Measurement: Approx. 6 min
• Standard Deviation: ± 15 to 20 %
• Color Change: White → Greyish-Violet

Ambient Operating Conditions:

• Temperature: 0 to 40 °C
• Absolute Humidity: max. 40 mg H2O / L

Reaction Principle:

• AsH3 + Au3+ → Au (colloidal)

Cross Sensitivity:

• Phosphine and antimony hydride are indicated as well, but with different sensitivities.
• Hydrogen sulfide, mercaptans, ammonia and hydrogen chloride in the TLV range do not affect the indication.
• Carbon monoxide and sulfur dioxides in the TLV range also do not affect the indication.