Table 1.
Recommended Indoor Surfaces for Surface Chemistry Studies, Including Model Systems and Their Molecular Formulas
| Material | Category | Model System | Chemical Formulas | Chemical Structure |
|---|---|---|---|---|
| Glass | inorganic | silicon dioxide | SiO2 |  |
| Concrete | inorganic | quicklime (cement) limestone (aggregate) |
CaO CaCO3 |
 |
| Drywall | inorganic | Gypsum | CaSO4·2H2O |  |
| Fabric | organic | polyethylene terephthalate (PET) (a.k.a. polyester) | [C10H8O4]n |  |
| Carpet | organic | nylon (e.g., nylon 6) | [NH(CH2)5CO]n |  |
| Wood/cotton | organic | cellulose | [C6H10O5]n |  |
| Latex-painted drywall | mixed inorganic/organic |
synthetic rubber (e.g., co-polymer of vinyl acetate and butyl acrylate) | [CH3COOCH=CH2]n and [CH2CHCOO(CH2)3CH3]n |
 
|