Table 5 Characteristics* of titanium dioxide nanomaterials
NM-100 | NM-101 | NM-102 | NM-103 | NM-104 | |
|---|---|---|---|---|---|
Use | Pigment (multiple) | Photocatalyst | Photocatalyst | Cosmetics | Cosmetics |
Crystal form | anatase | anatase | anatase | rutile (hydrophobic) | rutile (hydrophilic) |
Nominal particle size (nm) | 200 - 220 | 7 - 10 | 15 - 25 | 20 | 20 |
Mean particle size (nm) | 267 | 38 | 132 | 186 | 67 |
Primary particle or crystal size (nm) | 42-90 | 6 | 20 | 20 | 20 |
Specific surface area (m 2 /g) | 10 | 320 | 90 | 60 | 60 |