Gastec รหัสสินค้า No.2H หลอดวัดความเข้มข้นของแก๊ส,Detector tube for carbon dioxide,meas.range:0.5～20%ppm,quantity:10pcs/Box

Carbon Dioxide (CO2) Detection Tubes (0.5 to 20%) Measures Carbon Dioxide with a Range of .5%-20% ppm.

• Number of Pump Strokes: 2, 1, 1/2
• Correction Factor: 1/2, 1, 2
• Sampling Time: 45 seconds per pump stroke
• Detecting Limit: 0.1% (n=2)
• Changes from White to Purple
• Reaction Principle: CO2 + N2H4 → NH2COOH
• Coefficient of Variation: 10% (for 1 to 3 %), 5% (for 3 to 10 %)
• 3 Year Shelf Life
• TLV-TWA, C (ACGIH) (ppm): 5000
• 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

TUBE NAME	Carbon Dioxide
CHEMICAL FORMULA	CO2
MEASURING RANGE	0.5-20%
NO. TESTS PER BOX	10
STORAGE	Store tubes in a cool dark place
TUBE NUMBER	2H