Petaling Jaya, Selangor PM2.5 (fine particulate matter) AQI is n/a - Petaling Jaya, Selangor PM10 (respirable particulate matter) AQI is n/a - Petaling Jaya, Selangor NO2 (nitrogen dioxide) AQI is n/a - Petaling Jaya, Selangor SO2 (sulfur dioxide) AQI is n/a - Petaling Jaya, Selangor O3 (ozone) AQI is n/a - Petaling Jaya, Selangor CO (carbon monoxide) AQI is n/a -