Formaldehyde, Carbon Monoxide, Benzene
The French agency for health safety and the environment (AFSSET) has values listed on its website as guidelines for indoor air quality. (The list will be extended to include trichloroethylene, particles less than 10μm in diameter (PM10), naphthalene, tetrachloroethylene, di(2-ethylhexyl) phthalate (DEHP), nitrogen dioxide, acetaldehyde, ammonia and radon).
Access to AFSSET indoor air quality guideline values
Dioxines, furannes et PCB de type dioxines :
Tolerable Weekly Intake (TWI) : 14 pg 2,3,7,8-TCDD/kg bw.
Document "OPINION OF THE SCIENTIFIC COMMITTEE ON FOOD ON THE RISK ASSESSMENT OF DIOXINS AND DIOXIN-LIKE PCBS IN FOOD UPDATE BASED ON NEW SCIENTIFIC INFORMATION AVAILABLE SINCE THE ADOPTION OF THE SCF OPINION OF 22ND NOVEMBER 2000". Access to SCF document.
Hydrocarbures :
Work conducted by the Total Petroleum Hydrocarbon Criteria Working Group is available on the Website of the Association for Environmental Health and Sciences (AEHS); see, for example, Volume 4: Development of Fraction Specific Reference Doses (RfDs) and Reference Concentrations (RfCs) for Total Petroleum Hydrocarbons (TPH). access to AEHS website
PCB :
Document (in french) " Réévaluation des risques toxicologiques des biphényls polychlorés" de l'Institut National de Santé Publique du Québec, 2006, 425 pages + annexes. Access to INSPQ website
Other values from other bodies can be found via a Furetox search for CAS Registry No.1746-01-6 | 
