Gastec รหัสสินค้าNo.161หลอดวัดความเข้มข้นของแก๊ส ,Detector Tube for Ethyl ether,Meas.range:0.04～1%ppm,Quantity:10pcs/Box

Ethyl Ether Detection Tubes (0.04 to 1.0%)Gastec Detection Tube No. 161 measures Ethyl Ether with a Range of 0.04 to 1.0%.

• Measuring Range: 0.04 to 1.0%
• Number of Pump Strokes: 1 (100 ml)
• Correction Factor: 1
• Sampling Time: 1.5 minutes per pump stroke
• Changes from Yellowish Brown to Greenish brown
• Corrections for temperature & humidity: Temperature correction is necessary
• Reaction Principle: (C2H5)2O + Cr6+ + H2SO4 → Cr3+
• Relative Standard Deviation: 10% (for 0.04 to 0.2 %), 5% (for 0.2 to 1.0 %)
• 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