PR 264 – pyrrole red rubine
This pigment is very lightfast and was first used in automotive paints. It is also totally safe and was a great replacement for toxic cadmium red.
Manufacturer/ product code: Kremer / 23182
Chemical Description: diketo-pyrrolo pyrrole. C30H20N2O2.
Color: red
Color Index: PR 264
More info:
Fardi, T., Journal of Analytical and Applied Pyrolysis, https://doi.org/10.1016/j.jaap.2018.09.001 “Analytical characterization of artist’s paint systems based on emulsion polymers and synthetic organic pigments”
Raman Spectroscopy 532 nm – ElviRa Spectrometer for Art
Raman Spectroscopy 532 nm (ElviRa spectrometer) Pigments-Checker Database
Raman spectroscopy 785 nm
Pigments (powder, no binder)
Raman Spectroscopy 785 nm Pigments (pure, no binder)
Pigments with acrylic binder (Pigments Checker)
Raman Spectroscopy 785 nm Pigments-Checker Database
Raman spectroscopy 830 nm
Pigments (powder, no binder)
Raman spectroscopy 1064 nm
Pigments (powder, no binder)
XRF spectroscopy
XRF cannot identify this pigment.
Reflectance Spectroscopy (200-1000 nm) – GorgiasUV Spectrometer
Reflectance Spectroscopy (350-950 nm) – Gorgias Spectrometer
NIR Reflectance Spectroscopy (930 – 1690 nm)
FT-IR Spectroscopy (Non-invasive Diffuse Reflectance Probe)
FTIR Diffuse Reflectance Spectroscopy Pigments-Checker Database
FTIR non-invasive Spectroscopy Pigments (pure, no binder) Database
