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NO.2AG 二氧化碳检测管的详细介绍:
二氧化碳 NO.2AG快速检测管是一种现场快速、直读测定气体浓度的检测手段,由一支内装显色指示剂、外壁印有浓度刻度的玻璃管组成,当被测气体通过管内指示剂时发生显色化学反应,测试人便可通过变色界线直接读出气体的浓度。具有数百种气体和不同的浓度范围。
Measuring Range 200 to 3000 ppm Sampling Rate 100mL/min(150mL) Correction Factor 1 Sampling Time 1.5 minutes Detecting Limit Color Change Pale blue → Purple Reaction Principle CO2 + N2H4 → NH2NHCOOH Correctionsfor humidity Unnecessary for R.H.0 to 90% Store the tubes at cool and dark place.Coefficient of Variation 10% (for 200 to 1000 ppm) , 5% (for 1000 to 3000 ppm) Shelf Life 3 Years Corrections for temperature Unnecessary for 0 to 40
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