lac dye

Extracted from the lac insect, Laccifer Llacca or Coccus lacca and then precipitated with aluminium hydroxide;

Manufacturer / product code:  Kremer / 36020
Chemical description: made from Coccus Lacta, laccaic acid. Kremer PDF
Color: red
Color Index: NR25


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


 

DOWNLOAD Free Raman Database

DOWNLOAD paper:   “Pigments Checker version 3.0, a handy set for conservation scientists: A free online Raman spectra database”

Lac dye 36020 Raman Spectroscopy Pigments Checker


 

Raman spectroscopy 830 nm

Pigments (powder, no binder)

Raman Spectroscopy 830 nm Pigments-Checker Database


 

Raman spectroscopy 1064 nm

Pigments (powder, no binder)

Raman Spectroscopy 1064 nm Pigments-Checker Database

 


Reflectance Spectroscopy (200-1000 nm) – GorgiasUV Spectrometer

Reflectance Spectroscopy (200-1000 nm) (GorgiasUV) Pigments-Checker Database

Reflectance spectroscopy Gorgias Spectrometer for Art

Reflectance Spectroscopy (350-950 nm) (Gorgias) Pigments-Checker Database

lac dye

NIR Reflectance spectroscopy


NIR-Reflectance Spectroscopy (930-1690 nm) Pigments-Checker Database

 

FT-IR Spectroscopy (Non-invasive Diffuse Reflectance Probe)

FTIR non-invasive Spectroscopy Pigments (pure, no binder) Database

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