| Section: 6 | Minerals and pigments (MP) | Page: 553 | 
IRUG filename: IMP00553  | Data type: Infrared  | IRUG material class: Minerals and pigments (MP)  | 
Sample type: Reference material  | Common name(s): Calcite, Pigment White 18 (PW18), CI77220  | Chemical/botanical name(s): Calcium carbonate  | 
CAS name: Calcite (Ca(CO3))  | Sample source 1: Washington State Patrol, Washington State Crime Laboratory  | Source location 1: 2203 Airport Way South, Seattle, WA, 98104, US  | 
Sample identifier 1: Calcite (CaCO3)  | Color: White  | MW (relative): 100.09, calculated  | 
Application: Transmission FTIR spectroscopy  | Mode: Tran  | Literature Reference: Suzuki, Edward M. “Infrared Spectra of U.S. Automobile Original Topcoats (1974-1989): II. Identification of Some Topcoat Inorganic Pigments Using an Extended Range (4000-220 cm-1) Fourier Transform Spectrometer.” Journal of Forensic Sciences, vol. 41, no. 3, 1996, pp.393-406.  | 
Originating institution name: Washington State Patrol, Crime Laboratory Division  | Originating institution acronym: WSP  | Molecular formula: Ca C O3  | 
Linear formula: CaCO3  | CAS registry no: 13397-26-7  | Other analytical methods: XRF (x-ray fluorescence)  |