BS EN 71-4:1998 specifies requirements for the maximum amount of certain substances and preparations used in experimental sets for chemistry and related activities.
The standard applies to chemistry sets and supplementary sets. It also covers toys for experiments within the fields of mineralogy, biology, physics, microscopics and environmental sciences whenever they contain one or more chemical substances and/or preparations.
It also specifies requirements for marking, contents list, instructions for use and for equipment intended for carrying out the experiments.
To be read in conjunction with BS EN 71-1:1998.
Useful links
Download our parents' guide to toy safety (BS EN 71 series)