| Section: 6 | Minerals and pigments (MP) | Page: 61 | 
| IRUG filename: IMP00061 | Data type: Infrared | IRUG material class: Minerals and pigments (MP) | 
| Sample type: Reference material | Common name(s): Calcium carbonate | CAS name: Carbonic acid calcium salt (1:1) | 
| Sample source 1: Merck | Source location 1: Darmstadt, Germany | Sample identifier 1: Merck 1.02076.0250, Lot A854376 747 | 
| Color: White | Age: 1999, purchased | Application: Transmission FTIR spectroscopy | 
| Mode: Tran | Originating institution name: Institute for Research on Electromagnetic Waves "Nello Carrara", CNR | Originating institution acronym: IROE-CNR | 
| Molecular formula: C Ca O3 | Linear formula: CaCO3 | CAS registry no: 471-34-1 | 
| Density (g/cc): 2.71 g/cc, literature |