| Section: 9 | Organic dyes and pigments (OD) | Page: 668 | 
IRUG filename: ROD00668  | Data type: Raman  | IRUG material class: Organic dyes and pigments (OD)  | 
Sample type: Reference material  | Common name(s): Gamboge, Natural Yellow 24, α and β gambogic acids  | CAS name: C.I. Natural Yellow 24  | 
Sample source 1: Tate  | Source location 1: Tate, London, UK  | Sample identifier 1: Gamboge  | 
Color: Dark yellow  | Excitation source (nm): 1064  | Mode: Scat  | 
Originating institution name: Victoria & Albert Museum  | Molecular formula: C38 H44 O8 and C29 H36 O6  | CAS registry no: 114921-13-0  |