| Section: 9 | Organic dyes and pigments (OD) | Page: 286 | 
IRUG filename: IOD00286  | Data type: Infrared  | IRUG material class: Organic dyes and pigments (OD)  | 
Sample type: Reference material  | Common name(s): Pigment Red 211 (PR211), Monoazo, Ca, Azo Lake (Salt Type), CI15910:3  | Trade name(s): Symuler Red 3042S  | 
CAS name: Benzenesulfonic acid, 4-chloro-2-[2-[2-hydroxy-3-[[(2-methoxyphenyl)amino]carbonyl]-1-naphthalenyl]diazenyl]-5-methyl-, calcium salt (2:1)  | Sample source 1: Dainippon Pigments  | Source location 1: DIC Building, 7-20, Nihonbashi 3-chome, Chuo-ku, Tokyo 103-8233, Japan  | 
Sample identifier 1: Symuler Red 3042S  | Sample source 2: Tate Gallery  | Source location 2: Millbank, London, SW1P 4RG, UK  | 
Sample identifier 2: PR211, Symuler Red 3042S  | Color: Red  | Application: MFTIR (Fourier transform infrared microspectroscopy)  | 
Mode: Tran  | Originating institution name: Tate Gallery  | Originating institution acronym: TG  | 
Molecular formula: C25 H20 Cl N3 O6 S * 1/2 Ca  | CAS registry no: 85702-54-1   |