Gastec รหัสสินค้าNo.152Lหลอดวัดความเข้มข้นของแก๊ส,Detector Tube for Methyl ethyl ketone,Meas.range:10～384ppm,Quantity:5pcs/Box

Methyl Ethyl Ketone (MEK) Detection Tubes (10 to 384 ppm)Gastec Detection Tube No. 152L measures Methyl Ethyl Ketone with a Range of 10 to 384 ppm.

• Measuring Range: 10 to 120 ppm, 120 to 384 ppm
• Number of Pump Strokes: 1, 1/2
• Correction Factor: 1, 3.2
• Sampling Time: 2 minutes per pump stroke
• Detecting Limit: 3 ppm (1 pump stroke)
• Changes from Yellow to Reddish Purple
• Corrections for temperature & humidity: Temperature correction is necessary
• Reaction Principle: 3CH3COC2H5 + (NH2OH)3H3PO4 → H3PO4
• Relative Standard Deviation: 5% (for 10 to 120 ppm)
• 2 Year Shelf Life (in the refrigerator)
• Store the tubes in the refrigerator to keep at 10ºC (50ºF) or below.
• Comes in a Box of of 5 pre tubes and 5 detector tubes

• 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