ISO 2454:1995

Rubber products — Determination of zinc content — EDTA titrimetric method

Cancels and replaces the second edition (1982). Specifies a titrimetric method using ethylenedinitrilotetraacetic acid (EDTA) disodium salt for the determination of the zinc content of all rubber products. The presence of lead, magnesium, iron, titanium, antimony, silica and silicates in the ash does not interfere with the determination. Not applicable, if cobalt is present.