Compounds table data used in the X-ray Optics Calculator
| No | Name | Chemical formula | Density, g/cm^3 |
| 1 | HgS | 8.1 | |
| 2 | PbTiO3 | 7.95 | |
| 3 | LiTaO3 | 7.454 | |
| 4 | TlBr | 7.45292 | |
| 5 | TlCl | 7 | |
| 6 | Hg2Cl2 | 6.97 | |
| 7 | NiO | 6.67 | |
| 8 | AgBr | 6.476 | |
| 9 | MoSi2 | 6.31 | |
| 10 | BaTiO3 | 6.02 | |
| 11 | TeO2 | 5.93 | |
| 12 | YGG | Y3Ga5O12 | 5.79 |
| 13 | CdSe | 5.74 | |
| 14 | InSb | 5.74 | |
| 15 | ZnO | 5.642 | |
| 16 | AgCl | 5.571 | |
| 17 | ZnSe | 5.42 | |
| 18 | GaAs | 5.316 | |
| 19 | TiN | 5.22 | |
| 20 | Cr2O3 | 5.21 | |
| 21 | YIG | Y3Fe5O12 | 5.17 |
| 22 | SrTiO3 | 5.122 | |
| 23 | BaF2 | 4.893 | |
| 24 | CdS | 4.82 | |
| 25 | Lithium Niobat | LiNbO3 | 4.628 |
| 26 | YAG | Y3Al5O12 | 4.552 |
| 27 | CsI | 4.51 | |
| 28 | CsBr | 4.455 | |
| 29 | GaP | 4.301 | |
| 30 | Rutile | TiO2 | 4.26 |
| 31 | LiGaO2 | 4.187 | |
| 32 | ZnS | 4.102 | |
| 33 | CsCl | 3.988 | |
| 34 | Sapphire | Al2O3 | 3.974 |
| 35 | NaI | 3.655 | |
| 36 | MgO | 3.576 | |
| 37 | Si3N4 | 3.44 | |
| 38 | SiC | 3.217 | |
| 39 | Fluorite | CaF2 | 3.18 |
| 40 | KI | 3.129 | |
| 41 | BeO | 3.01 | |
| 42 | NaF | 2.809 | |
| 43 | KBr | 2.75 | |
| 44 | Quartz | SiO2 | 2.65 |
| 45 | LiF | 2.635 | |
| 46 | Berlinite | AlPO4 | 2.618 |
| 47 | Zerodur | Si0.56Al0.5P0.16Li0.04Ti0.02Zr0.02Zn0.03O2.46 | 2.53 |
| 48 | B4C | 2.52 | |
| 49 | BN | 2.25 | |
| 50 | ULE | Si0.925Ti0.075O2 | 2.205 |
| 51 | Silica | SiO2 | 2.2 |
| 52 | Teflon | C2F4 | 2.2 |
| 53 | Salt | NaCl | 2.165 |
| 54 | KCl | 1.9891 | |
| 55 | Polyimide | C22H10N2O5 | 1.43 |
| 56 | Mylar | C10H8O4 | 1.4 |
| 57 | Parylene-C | C8H7Cl | 1.29 |
| 58 | Glycerine | C3H8O3 | 1.26003 |
| 59 | Polycarbonate | C16H14O3 | 1.2 |
| 60 | Kimfol | C16H14O3 | 1.2 |
| 61 | PMMA | C5H8O2 | 1.19 |
| 62 | Parylene-N | C8H8 | 1.11 |
| 63 | Polypropylene | C3H6 | 0.9 |