ISO 4650:1984

Rubber — Identification — Infra-red spectrometric method

Describes the method applicable to rubbers in raw state and, if compounded, in both the cured and uncured states. These various types of rubbere are described in the standard. Principle, reagents, apparatus, procedure for the pyrolysates, procedure for films cast from solution and the interpretation of the spectra are given. A detailed annex contains tables of diagnostic absorptions and reference spectra.