| Section: 8 | Natural resins (NR) | Page: 393 | 
| IRUG filename: INR00393 | Data type: Infrared | IRUG material class: Natural resins (NR) | 
| Sample type: Reference material | Common name(s): Shellac, bleached  | Chemical/botanical name(s): Laccifer lacca Kerr. | 
| CAS name: Shellac | Sample source 1: Mantrose-Haeuser Co. Inc., Specialty Products & Coatings | Source location 1: 113 Olive Street, Attleboro, MA, 02703, US | 
| Sample identifier 1: R-49, Batch 22765, Bleached shellac | Sample source 2: Philadelphia Museum of Art | Source location 2: PO Box 7646, Philadelphia, PA, 19101-7646, US | 
| Sample identifier 2: R-49, Batch 22765, Bleached shellac | Color: Pale yellow, translucent | Application: MFTIR (Fourier transform infrared microspectroscopy) | 
| Mode: Tran | Literature Reference: Sutherland, K., and J.C. Del Río. "Characterisation and Discrimination of Various Types of Lac Resin Using Gas Chromatography Mass Spectrometry Techniques with Quaternary Ammonium Reagents." Journal of Chromatography A 1338 (2014): 149-63. | Originating institution name: Philadelphia Museum of Art | 
| Originating institution acronym: PMA | CAS registry no: 9000-59-3 | Other analytical methods: GC-MS (gas chromatography-mass spectrometry), EDS (energy dispersive spectroscopy) |