Gastec รหัส No.40 หลอดวัดความเข้มข้นของแก๊ส,Detector Tube for Mercury,Meas.range:0.05～13.2ppm,Quantity:10pcs/Box

Mercury Vapor Detection Tubes (0.05 to 13.2mg/m3)Gastec Detection Tube No. 40 measures Mercury Vapor with a Range of 0.05 to 13.2 mg/m3.

• Measuring Range:
  • 0.05 to 0.25 mg/m3
  • 0.25 to 6.0 mg/m3
  • 6.0 to 13.2 mg/m3
• Number of Pump Strokes: 5, 1, 1/2
• Correction Factor: 1/5, 1, 2.2
• Sampling Time: 1.5 minutes per pump strokes
• Detecting Limit: 0.01 mg/m3 (5 pump strokes)
• Changes from White to Pale Orange
• Corrections for temperature & humidity: Unnecessary
• 3 Year Shelf Life
• Reaction Principle: Hg + 2Cu2I2 → Cu2(HgI4) + 2Cu
• Relative Standard Deviation: 10% (for 0.25 to 2 mg/m3), 5% (for 2 to 6 mg/m3)
• 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