Gastec รหัสสินค้าNo.18Lหลอดวัดความเข้มข้นของแก๊ส,Detector Tube for Ozone,Meas.range:0.025～3ppm,Quantity:10pcs/Box

Ozone Detection Tubes (0.025 to 3 ppm)Gastec Detection Tube No. 18L measures Ozone with a Range of 0.025 to 6 ppm.

• Measuring Range:
  • 0.025 to 0.05 ppm
  • (0.05) to 0.6 ppm
  • 0.6 to 3 ppm
  • 3 to 6
• Number of pump strokes: 10, 5, 1, 1/2
• Correction Factor: 1/2, 1, 5, 10
• Sampling Time: 1 minute per pump stroke
• Detecting Limit: 0.01 ppm (10 pump strokes)
• Changes from Blue to White
• Corrections for temperature & humidity: Unnecessary
• Reaction Principle: 2O3 + C16H10N2O2 → 2C8H5NO2 + 2O2
• Relative Standard Deviation: 10% (for 0.05 to 0.2 ppm), 5% (for 0.2 to 0.6 ppm)
• 3 Year Shelf Life
• Store the tubes at 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