Gastec รหัส No.142L หลอดวัดความเข้มข้นของแก๊ส,Gas Detector Tube for Butyl alcohol,Meas.range:10～300ppm,Quantity:10pcs/Box

Butyl Acetate Detection Tubes (10 to 300 ppm)Detection Tube measures Butyl Acetate with a range of 10 to 300 ppm. Other substances measurable with this detection tube are Isobutyl Acrylate and Butyl Acrylate (See table below).

• Measuring Range (Butyl Acetate): 10 to 300 ppm
• Number of pump strokes: 2
• Correction Factor: 1
• Sampling Time 2 minutes per pump stroke
• Detecting Limit: 2 ppm (n=2)
• Changes from Yellow to Dark Brown
• Reaction Principle: CH3CO2(CH2)3CH3 + Cr6+ + H2SO4 → Cr3+
• Reaction of Variation: 15% (for 10 to 100 ppm), 10% (for 100 to 300 ppm)
• Store the tubes at cool and dark place.
• 2 Year Shelf Life
• TLV-TWA, C (ACGIH) (ppm)

• 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