ISO-6528-1 › Rubber - Determination of total sulfur content - Part 1: Oxygen combustion flask method

ISO-6528-1 - 2ND EDITION - SUPERSEDED
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Is applicable to NR, CR, SBR, BR, IR, IIR, EPDM, NBR, and ebonite (see ISO 1629). The principle of the method is oxidation by ignition in an atmosphere of oxygen in the presence of hydrogen peroxide, conversion of sulfur to sulfuric acid, and determination of the sulfate by titration with barium perchlorate. The method is applicable for the determination of all the sulfur present in a rubber or rubber product, except that contained in barium sulfate.

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83.060 (Rubber Raw rubber, see 83.040.10)

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Document Number

ISO 6528-1:1992

Revision Level

2ND EDITION

Status

Superseded

Publication Date

Aug. 1, 1992

Committee Number

ISO TC 45/WG 1