Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 354

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Details

IRUG filename: IOD00354	Data type: Infrared	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Pigment Red 237 (PR237), Naphthol AS, lake, Azo Lake (Salt Type)	Trade name(s): Pigment Scarlet BL
CAS name: C.I. Pigment Red 237	Sample source 1: Sanyo	Sample identifier 1: Pigment Scarlet BL
Sample source 2: Tate Gallery	Source location 2: Millbank, London, SW1P 4RG, UK	Color: Red
Application: MFTIR (Fourier transform infrared microspectroscopy)	Mode: Tran	Originating institution name: Tate Gallery
Originating institution acronym: TG	Molecular formula: C25 H19 Cl N3 O6 S* ½ Ba	CAS registry no: 220424-27-1