Active carbon box sampler with diffusion barrier
A technology of activated carbon box and sampler, applied in the direction of sampling device, can solve problems such as restricting use, and achieve the effects of improving efficiency, simple operation and saving manpower
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[0026] Installation method of the present invention can be expressed as follows:
[0027] 1. Packing of activated carbon: bake the activated carbon 20 at 120°C for more than 12 hours, weigh 80g and put it into the aluminum box 10, spread the surface of the activated carbon 20 with a spoon, put it into the stainless steel mesh 30, and then install the sticky diffuser The stainless steel pressing sheet 40 of base 41, then install the snap ring 50 that is used for positioning, after covering, seal the aluminum box 10 with adhesive tape, and number.
[0028] 2. Deploy the activated carbon sampler: tear off the tape in the sampling room, open the cover 11 and record the sampling start time (accurate to the minute, record the year, month, day, hour and minute).
[0029] 3. Recover the activated carbon sampler: when the specified sampling time is reached, seal the carbon box with tape after covering, and record the end sampling time (accurate to minutes).
[0030] 4. Measurement: Af...
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