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KWIK DRAW Phosphine Detector Tubes, 50-2,000 ppm, 10 per box, 24 month shelf life


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KWIK DRAW Phosphine Detector Tubes

  • Range: 50 – 2000 ppm with 1 pump stroke
  • 10 per box
  • 24-month shelf life
  • No Interferences From: higher saturated hydrocarbons (e. g. hexanes, octanes), olefinic hydrocarbons (e. g. ethylene) aromatic hydrocarbons (e. g. benzene) up to 1 vol.% (n=10), sulfur dioxide, carbon disulfide up to 1000 ppm (n=10). 
  • Interferences: Arsine, stibine are indicated with lower sensitivity than phosphine, Hydrogen sulfide will be indicated by a yellow-brown stain, significantly lighter than phosphine stain and only one-half as long, Acetylene will not be indicated. Phosphine in acetylene gives a stain about twice as long as in air.

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