Section: 6 | Minerals and pigments (MP) | Page: 508 |
IRUG filename: IMP00508 | Data type: Infrared | IRUG material class: Minerals and pigments (MP) |
Sample type: Reference material | Common name(s): Cobalt aluminate blue spinel (CoAl204), Pigment Blue 28 (PB28), CI77346 | CAS name: C.I. Pigment Blue 28 |
Sample source 1: Ferro Corporation | Source location 1: Cleveland, OH, US | Sample identifier 1: Cobalt Aluminate Blue Spinel (PB28) |
Sample source 2: Washington State Patrol, Washington State Crime Laboratory | Source location 2: 2203 Airport Way South, Seattle, WA, 98104, US | Sample identifier 2: Cobalt aluminate blue spinel (CoAl204) |
Color: Blue | 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 |
Linear formula: CoAl2O4 | CAS registry no: 1345-16-0 | Other analytical methods: XRF (x-ray fluorescence) |