Gastec รหัสสินค้า No.3L หลอดวัดความเข้มข้นของแก๊ส,Detector Tube For Ammonia,Meas.range:0.05～78ppm,Quantity:10pcs/Box

Ammonia (NH3) Detection Tubes (0.5 to 78 ppm) Gastec Low Range Detector Tube No 3L is used for the detection of Ammonia in air or the industrial areas and environmental atmospheric condition.

• Measuring Range:
  • 0.5 to 1 ppm - 2 pump strokes
    Correction Factor: 1/2
  • 1 to 30 ppm - 1 pump stroke
    Correction Factor: 1
  • 30 to 78 ppm - 1/2 pump stroke
    Correction Factor: 2.6
• Sampling Time: 45 seconds per pump stroke
• Changes from Pink to Yellow
• Corrections for temperature & humidity: Temperature correction is necessary
• 3 Year Shelf Life
• Reaction Principle: 2NH3 + H2SO4 → (NH4)2SO4
• Store the tubes at a cool and dark place.

• On-site measurements can be performed easily by anybody, anytime and anywhere, in a short time
• Easy-to-check direct reading possible due to calibrated scale directly printed on the tube
• An extensive measuring range can be obtained by adjusting the sampling volume
• In order to assure high precision, each production lot is tested and calibrated independently, Each detector tube has its own quality control number printed on the tube
• Long shelf-life with excellent long-term stability