Gastec รหัส No.70L(0.2-0.5 ppm) หลอดวัดความเข้มข้นของแก๊ส,Gas Detector Tube for Mercaptan(R･SH), scale range:0.1～8ppm,Quantity:10pcs/Box (measure of 0.2～0.5 ppm)

Mercaptans Detection Tubes (0.1 to 8 ppm)Measures Mercaptans With a Range of 0.1 to 8 ppm. Other substances measurable with this detection tube are Buyl Mercaptan, tert-Butyl Mercaptan, Ethyl Mercaptan, Methyl Mercaptan, and Propyl Mercaptan (See table below for their information).

Mercaptan Features:

• Measuring Range: 0.1 to 8 ppm
• Number of Pump Strokes: 4, 2, 1, 1/2
• Correction Factor; 0.2, 0.4, 1, 2
• Sampling Time: 1.5 minutes per pump stroke
• Detecting Limit: 0.05 ppm (n=4)
• Changes from White to Red
• Reaction Principle:
  • R
• Coefficient of Variation: 10% (for 0.5 to 1 ppm ) 5% (for 1 to 4ppm)
• 2 Year Shelf Life
• TLV-TWA, C (ACGIH) (ppm): -
• Store the tubes at cool and dark place.
• Comes in a Box of 10

• 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