Enter concentrations of the six criteria pollutants to compute the AQI and identify the primary pollutant under China's HJ 633-2012 standard, with health guidance for each AQI band. Enter CO in mg per cubic metre.
空气质量指数(AQI)计算器,依据国家标准 HJ 633-2012,输入 PM2.5、PM10、SO₂、NO₂、CO、O₃ 六项污染物浓度,计算各污染物 IAQI 与综合 AQI,识别首要污染物并给出健康建议。