Gastec รหัสสินค้าNo.184หลอดวัดความเข้มข้นของแก๊ส,Detector Tube for n,ndimethy acetamide,Meas.range:1.5～400ppm,Quantity:10pcs/Box

N,N-Dimethyl Acetamide Detection Tubes (1.5 to 240 ppm) Gastec Detection Tube No. 184 measures N,N-Dimethyl Acetamide with a Range of 1.5 to 240 ppm.

• Measuring Range:
  • 1.5 to 5 ppm
  • 5 to 60 ppm
  • 60 to 240 ppm
• Number of Pump Strokes: 4, 2, 1
• Correction Factor: 0.3, 1, 4
• Sampling Time: 1.5 minutes per pump stroke
• Detecting Limit: 0.5 ppm (4 pump strokes)
• Changes from Pink to Pale Yellow
• Reaction Principle:
  • CH3CON(CH3)2 + NaOH → R・NH2
  • 2R・NH2 + H2SO4 → (R・NH3)2SO4
• Relative Standard Deviation: 15% (for 5 to 20 ppm), 10% (for 20 to 60 ppm)
• 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