Potassium titanyl phosphate
| Names | |
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| Other names KTP | |
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| Properties | |
| K[TiO]PO4 | |
| Molar mass | 197.934 g·mol−1 | 
| Appearance | colorless solid | 
| Density | 3.026 g/cm3 | 
| Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references | |
Potassium titanyl phosphate (KTP) is an inorganic compound with the formula K+[TiO]2+PO3−4. It is a white solid. KTP is an important nonlinear optical material that is commonly used for frequency-doubling diode-pumped solid-state lasers such as Nd:YAG and other neodymium-doped lasers.