Gastec รหัส No.8H หลอดวัดความเข้มข้นของแก๊ส,Detector Tube for Chlorine,Meas.range:25～1000ppm,Quantity:10pcs/Box

Chlorine (Cl2) Detection Tubes (25 to 1000 ppm)Measures Chlorine with a Range of 25-1000 ppm. Other substance measurable with this detector tube is Chlorine Dioxide (See table below.)

• Measuring Range (Chlorine):
  • 25 to 50 ppm
  • 50 to 500 ppm
  • 500 to 1000 ppm
• Number of Pump Strokes: 2, 1, 1/2
• Correction Factor: 1/2, 1, 2
• Sampling Time: 45 seconds per pump stroke
• Detecting Limit: 5 ppm (n=2)
• Changes from White to Vermilion (reddish orange)
• Reaction Principle: Cl2 + o - Tolidine → Vermilion products
• Coefficient of Variation: 10% (for 50 to 100 ppm), 5% (for 100 to 500 ppm)
• 3 Year Shelf Life
• TLV-TWA, C (ACGIH) (ppm): .1
• Store the tubes at cool and dark place.
• Comes in a Box of 10

• 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