Hydrogen Detection Tubes (0.5 to 2.0%)

There are no reviews yet. | Write a review
Item #: 30
MFG: GasTec

UOM: Box of 10

$89.73 Was: $98.75
View additional buying options

Hydrogen Detection Tubes (0.5 to 2.0%)

Gastec Detection Tube No. 30 measures Hydrogen with a Range of 0.5 to 2%.

  • Measuring Range: 0.5 to 2.0%
  • Number of Pump Strokes: 1 (100 ml)
  • Correction Factor: 1
  • Sampling Time: 3 minutes per pump stroke
  • Detecting Limit: 0.5% (1 pump stroke)
  • Changes from Yellow to Yellowish Brown
  • Corrections for temperature & humidity: Unnecessary
  • Reaction Principle: H2 + Na2Pd(SO3)2 → Pd + Na2SO3 + H2SO3
  • 3 Year Shelf Life
  • Store the tubes at cool and dark place.

Possible coexisting substances and their interferences:

Substance Interference Changes color by itself to
Acetylene Two Layers
(yellowish brown & dark brown)
Blackish brown
Carbon monoxide Two Layers
(yellowish brown & dark brown)
Blackish brown
Hydrogen sulfide Two Layers
(yellowish brown & dark brown)
Blackish brown
Ethylene + Yellowish brown