The Thermo Scientific Model ADR1500 Dust Monitor uses the same very sensitive light-scattering photometer (nephelometer) technology as the pDR series. The intensity of light dispersed by airborne ...

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Xiaomi has unveiled the MIJIA Air Purifier 5 and has started accepting pre-orders for the device. The new device supports active dust monitoring and is offered at an introductory price of 999 yuan ...