Ammonia Detection Tubes (0.2-3.2%)

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Item #: 3H
MFG: GasTec
UOM: Box of 10
Min Order: 0
Order Qty: Must order in multiples of 1
$97.21 Was: $104.28
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Product Details

Ammonia Detection Tubes (0.2-3.2%)

Gastec Detection Tube No. 3H measures Ammonia with a Range of 0.2 to 32 %.

  • Measuring Range:
    • 0.2 to 1 %
    • 1 to 16 %
    • 16 to 32 %
  • No. of Pump Strokes: 2 to 5, 1, 1/2
  • Corretion Factor: 1/2 to 1/5, 1, 1
  • Sampling Time: 1.5 to 3.75 min, 45 sec, 30 sec
  • Detecting Limit: 0.05 % (5 pump strokes)
  • Color Change: Purple to Yellow
  • Corrections for temperature & humidity: Unnecessary
  • Relative Standard Deviation: 10 % (for 1 to 4 %), 5 % (for 4 to 16 %)
  • Shelf Life: 3 Years
  • Reaction Principle: 3NH3 + H3PO4 → (NH4)3PO4

Possible coexisting substances and their interferences:

Substance Interference Changes color by itself to
Amines + Yellow
Hydrazine + Yellow

Other substance measurable with this detector tube:

Substance Correction Factor No. of Pump Strokes Measuring Range
Dimethylamine 1.2 1 1.2 to 19.2 %

Ammonia Detection Tubes (0.2-3.2%)

Reaction Principle = 3NH3 + H3PO4 to (NH4) to 3PO4

Other Substance Measurable With This Detector Tube:

Substance: Correction: No. of Pump Strokes: Measuring Range:
Dimethylamiine Factor : 1.2 1 1.2 to 19.2 %

Ammonia Detection Tubes (0.2-3.2%)

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