Ethyl Ether Detection Tubes (0.04 to 1.0%)

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Item #: 161
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

Ethyl Ether Detection Tubes (0.04 to 1.0%)

Gastec Detection Tube No. 161 measures Ethyl Ether with a Range of 0.04 to 1.0%.

  • Measuring Range: 0.04 to 1.0%
  • Number of Pump Strokes: 1 (100 ml)
  • Correction Factor: 1
  • Sampling Time: 1.5 minutes per pump stroke
  • Changes from Yellowish Brown to Greenish brown
  • Corrections for temperature & humidity: Temperature correction is necessary
  • Reaction Principle: (C2H5)2O + Cr6+ + H2SO4 → Cr3+
  • Relative Standard Deviation: 10% (for 0.04 to 0.2 %), 5% (for 0.2 to 1.0 %)
  • 3 Year Shelf Life
  • Store the tubes at cool and dark place.

Possible coexisting substances and their interferences:

Substance Concentration Interference Changes color by itself to
Acetylene ≧ 0.3% Cannot use Greenish brown (whole layer)(≧ 0.3 %)
Propane ≧ 0.2 % Cannot use Greenish brown (whole layer)(≧ 0.2 %)
Aromatic hydrocarbons ≧ 500 ppm + Greenish brown(≧ 500 ppm)
Alcohols, Esters, Ketones + Greenish brown
Hydrogen sulfide ≧ 500 ppm + Green (≧ 500 ppm)
Sulfur dioxide ≧ 500 ppm + Green (≧ 500 ppm)

Other substance measurable with this detector tube:

Substance: Correction Factor: No. of Pump Strokes: Measuring Range:
Isopropyl ether 0.45 2 0.018 to 0.45%
Methyl ether 0.85 1 0.034 to 0.85%
Tetrahydrofuran 1.4 1 0.056 to 1.4%
Toluene by scale 1 0.02 to 0.8%

Ethyl Ether Detection Tubes (0.04 to 1.0%)

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