| 
      
        | Material and    compound | ECA-IAQ 1st    or 2nd comparison | VOCEM Comparison |  
        |  | Min-max | mean | Min-max | Mean |  
        | PVC |  |  |  |  |  
        | phenol | 32-41 | 37 | 29-38 | 33 |  
        | 1,2,4-trmethylbenzene | 31-36 | 33 | - | - |  
        | n-decane | 41-47 | 43 | - | - |  
        | n-undecane | 39-44 | 41 | - | - |  
        | 2-(2-butoxyethoxy)ethanol | - | - | 22-40 | 29 |  
        | C7 alkylbenzene | - | - | 23-46 | 37 |  
        | C8 alkylbenzene-1 | - | - | 50-72 | 63 |  
        | C8 alkylbenzene-2 | - | - | 46-56 | 52 |  
        | n-tetradecane | - | - | 38-49 | 44 |  
        | C9 alkylbenzene | - | - | 62-76 | 70 |  
        | TXIB | - | - | 78-97 | 86 |  
        | Σ    unidentified compounds | 36-49 | 43 | 36-46 | 40 |  
        |  |  |  |  |  |  
        | Paint |  |  |  |  |  
        | 2-(2-butoxyethoxy)ethanol | 100-225 | 135 | - | - |  
        | 2-(2-butoxyethoxy)ethanol | - | - | 61-105 | 75 |  
        | Texanol | 66-143 | 99 | 8.2-45 | 27 |  
        | Σ    unidentified compounds | - | - | 60-77 | 66 |  
        |  |  |  |  |  |  
        | Carpet |  |  |  |  |  
        | n-decane | - | - | 51-103 | 74 |  
        | n-undecane | - | - | 10-34 | 23 |  
        | n-dodecane | - | - | 13-27 | 23 |  
        | 2-phenoxyethanol | - | - | 87-95 | 91 |  
        | n-tridecane | - | - | 29-38 | 33 |  
        | Σ    unidentified compounds | - | - | 53-70 | 60 |  |