Part 4 of this Singapore Standard specifies requires 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 environemental sciences whenever they contain one or more chemical substances and/or preparations.
It also specifies requirements for marking, contents list, instructios for use and for equipment intended for carrying out the experiments.
This part of SS 474 includes requirements for:
the maximum amounts of dangerous substances or preparations; and
the maximum amounts of substances and preparations which in excessive amounts may harm the health of children using them; and
the maximum amounts for other other substances or preparations delivered with the toy.
Chemical Abstract Service Registry Number (CAS) and European Inventory of Existing Chemical Substances Number (EINECS) given in Tables 1 and 2 are provided for information purposes only.