Gastec รหัสสินค้าNo.104หลอดวัดความเข้มข้นของแก๊ส,Detector Tube For Butane,Meas.range:25～1,400ppm,Quantity:10pcs/Box

Butane Detection Tubes (25 to 1400 ppm) Measures Butane. Other substances measurable with this detector tube are Isobutane and Pentane

• Measuring Range: 25 to 1400 ppm
• 1 pump stroke
• Correction Factor: 1
• Sampling Time: 3 minutes per pump stroke
• Detecting Limit: 5ppm (n=1)
• Changes from Orange to Dark Green
• 3 Year Shelf Life
• TLV-TWA, C (ACGIH) (ppm): 600
• Reaction Principle: C4H10 + Cr6++ H2SO4 → Cr3+
• Coefficient of Variation: 10% (for 25 to 400 ppm), 5% (for 400 to 1400 ppm)
• Store the tubes at a 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	Butane
CHEMICAL FORMULA	C4H10
MEASURING RANGE	25-1400ppm
NO. TESTS PER BOX	10
STORAGE	Store tubes in a cool dark place
TUBE NUMBER	104