ISO/DIS 4531

ISO/DIS 4531

January 2026
International standard Project

Vitreous and porcelain enamels - Release from enamelled articles in contact with food - Methods of test and limits

This document specifies a simulating method of test for determination of the release of metal-ions from enamelled articles, which are intended to come into contact with food.This document also specifies limits for the release of metal-ions from enamelled articles, which are intended to come into contact with food.This document is applicable to enamelled articles, including tanks and vessels, which are intended to be used for the preparation, cooking, serving and storage of food.

Main informations

Collections

International ISO standards

Publication date

January 2026

Number of pages

18 p.

Reference

ISO/DIS 4531

ICS Codes

25.220.50   Enamels
67.250   Materials and articles in contact with foodstuffs
97.040.60   Cookware, cutlery and flatware

Print number

1
Sumary
Vitreous and porcelain enamels - Release from enamelled articles in contact with food - Methods of test and limits

This document specifies a simulating method of test for determination of the release of metal-ions from enamelled articles, which are intended to come into contact with food.

This document also specifies limits for the release of metal-ions from enamelled articles, which are intended to come into contact with food.

This document is applicable to enamelled articles, including tanks and vessels, which are intended to be used for the preparation, cooking, serving and storage of food.

Replaced standards (1)
ISO 4531:2022
April 2022
International standard Current
Vitreous and porcelain enamels — Release from enamelled articles in contact with food — Methods of test and limits

This document specifies a simulating method of test for determination of the release of metal-ions from enamelled articles, which are intended to come into contact with food. This document also specifies limits for the release of metal-ions from enamelled articles, which are intended to come into contact with food. This document is applicable to enamelled articles, including tanks and vessels, which are intended to be used for the preparation, cooking, serving and storage of food.

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