Gastec รหัสสินค้า No.181 หลอดวัดความเข้มข้นของแก๊ส,Detector Tube for Aniline,Meas.range:1.25～60ppm,(10pcs/Box)

Aniline Detection Tubes (1.25 to 60 ppm)Gastec Detector Tube No 181 measures Aniline.

• Measuring Range:
  
  • 1.25 to 2.5 ppm - 5 pump strokes
    Correction Factor: 1/2
  • 2.5 to 30 ppm - 3 pump strokes
    Correction Factor: 1
  • 30 to 60 ppm - 2 pump strokes
    Correction Factor: 2
• Sampling Time: 1 minute per pump stroke
• Changes from Pale Yellow to Pale Green
• Corrections for termperature & humidity: Unnecessary
• Relative Standard Deviation: 10% (for 2.5 to 10 ppm), 5% (for 10 to 30 ppm)
• 3 Year Shelf Life
• Reaction Principle: C6H5NH2 + Cr6+ → Cr3+
• 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