Singapore Permissible exposure levels of toxic substances administered by the Ministry of Manpower (MOM) under the Workplace Safety and Health (General Provisions) Regulations, defines long-term (8-hour TWA) and short-term (15-minute STEL) limits for hundreds of toxic substances in ppm and mg/m³. Employers must ensure airborne toxic substance concentrations do not exceed statutory PELs and implement exposure assessment and control measures to safeguard worker health.
Singapore Permissible exposure levels of toxic substances
Update Date: May 14, 2026
ChemRadar Copyright Disclaimers:
1. All texts, graphics, videos and audios with "Source: ChemRadar" on this website are copyrighted by ChemRadar. Without authorization, no media, website or individual is allowed to reproduce, link, distribute, publish, or copy any content in this website. Other media, website with our authorization shall indicate "Source: CIRS Group" when downloading or using relevant contents. Unauthorized actions will be persecuted.
2. Texts and graphics on thie website without "Source: ChemRadar" are reproduced for further information but not imply the endorsement of views or autheticity of its content. Other media, websites or individuals download or use relevant content shall remain its "Source" as prescribed in this website and bear corresponding legal responsibilities. Any unauthorized alternation to "Source: ChemRadar" may be persecuted. If you have any questions about relevant content on this website, please contact us.
3. If any content reproduced on ChemRadar raises copyright or other related issues, please contact us within two weeks.
