Gastec รหัสสินค้าNo.101Lหลอดวัดความเข้มข้นของแก๊ส,Detector Tube for gasoline,Meas.range:30～2000ppm,Quantity:10pcs/Box

Gasoline Detection Tubes (30 to 2000 ppm)Measures Gasoline with a Range of 30 to 2000 ppm.

• Measuring Range: 30 to 1000 ppm, 1000 to 2000 ppm
• Number of Pump Strokes: 2, 1
• Correction Factor: 1, 2
• Sampling Time: 2 minutes per pump stroke
• Detecting Limit: 5 ppm (2 pump strokes)
• Changes from Yellowish brown to Greenish brown
• Reaction Principle: CnHm + Cr6+ + H2SO4 → Cr3+
• Relative Standard Deviation: 10% (for 30 to 300 ppm), 5% (for 300 to 1000 ppm)
• Corrections for temperature & humidity: Unnecessary
• 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