How to exchange 0.3μm to pm2.5 exchange particles quantity to weight

0.3μm is particulate matters quantity value, there is a formula
to exchange to particulate matters weight, that's pm2.5
Same rules. 2.5μm can exchange to pm10 weight.
0.3μm * 100 thousand ≈ 15 μg/m³
Our laser particle counter has this function to exchange both value so do not need to calculate.
Wet enviroment such as raining day effect detecting value.



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