Philippines Occupational safety and health standards-Threshold limit values for airborne contaminants

TPhilippines Occupational safety and health standards-Threshold limit values for airborne contaminants promulgated by the Department of Labor and Employment (DOLE) pursuant to the Occupational Safety and Health Act, regulate chemical, physical, and biological hazardous agents by establishing an 8-hour Time-Weighted Average (TWA) and Short-Term Exposure Limit (STEL) for each substance. Employers must ensure that workplace environmental exposure concentrations remain below statutory limits at all times and implement workplace environmental monitoring and worker health surveillance.