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Quantity of tubes/box: 2x10
Application: Indoor air pollutants
Gas to be measured: TOLUENE
Measuring range: 100-2,000μ/㎥; 50-1,000 μ/㎥
Sampling volume: 9L（300mL/min×30min); 18L（300mL/min×60min）
Sampling time: 30 mins/ 60 mins
Detectable limit: 20μ/㎥
Shelf life: 1 year（Necessary to store in refrigerated conditions ; 0～10℃）
Operating temperature: 5～35℃
Operating humidity: Below 16mg/L (0～70%R.H. at 25℃, 0～40%R.H. at 35℃)
Reading: Direct reading from the scale calibrated at sampling volume of 300mL/min×30min
Colour change: White→Brown
