Gastec รหัสสินค้าNo.1Lหลอดวัดความเข้มข้นของแก๊ส,Detector Tube for Carbon monoxide,Meas.range:2.5～2000ppm,Quantity:10pcs/Box

Carbon Monoxide (CO) Detection Tubes (2.5 to 2000 ppm)Measures Carbon Monoxide with a Range of 2.5-2000 ppm.

• Measuring Range:
• Number of Pump Strokes: 2 to 10, 1, 1/2
• Correction Factor: 1/2 to 1/10, 1, 2
• Sampling Time: 1 minute per pump stroke
• Detecting Limit: 1 ppm (n=10)
• Reaction Principle: CO + Na2Pd(SO3)2 → Pd + CO2 + SO2+Na2SO3
• Coefficient of Variation: 10% (for 25 to 300 ppm), 5% (for 300 to 1000 ppm)
• Changes from Yellow to Blackish Brown
• 3 Year Shelf Life
• TLV-TWA, C (ACGIH) (ppm): 25
• 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