Arsine Detection Tubes (0.04 to 10 ppm)

Arsine Detection Tubes (0.04 to 10 ppm)

This detector tube measures Arsinewithin a range of 0.04 to 10 ppm

• Measuring Range:
  • 0.04 to 0.1 ppm - 10 pump strokes
    Correction Factor: 0.4
  • 0.1 to 1.5 ppm - 5 pump strokes
    Correction Factor: 1
  • 1.5 to 2.4 ppm - 3 pump strokes
    Correction Factor: 1.6
  • 2.4 to 10 ppm - 1 pump stroke
    Correction Factor: 6.7
• Sampling Time: 1.5 minutes per pump stroke
• Detecting Limit: 0.02 ppm (10 pump strokes)
• Changes from Yellow to Red
• Corrections for temperature & humidity: Unnecessary
• Relative Standard Deviation:10% (for 0.1 to 0.5 ppm), 5% (for 0.5 to 1.5 ppm)
• 2 Year Shelf Life
• Reaction Principle:
  • AsH₃ + 3HgCl₂ → As(HgCl)₃ + 3HCl
  • HCl + Base → Chloride
• Store the tubes at a cool and dark place.

Possible coexisting substances and their interferences: