PR 259 – ultramarine pink PR 259 – ultramarine pink One of the most lightfast red organic pigments Manufacturer/ product code: Kremer / 42601Chemical Description: sodium-aluminum-sulfo-silicateColor: redColor Index: PR 259Date: — Reflectance Spectroscopy (350-950 nm) Reflectance Spectroscopy (200-1250 nm) Reflectance Spectroscopy (950-1700 nm) XRF Spectroscopy Raman Spectroscopy (532 nm) Raman Spectroscopy (830 nm) FTIR Spectroscopy (non-invasive )