Regulation 5 Classification of substances dangerous for supply
A supplier shall not supply a substance dangerous for supply, unless it has been classified in accordance with the following paragraphs of this regulation.
The classification of a substance which is listed in the approved supply list shall be the classification for that substance specified in the list.
In the case of any other substance dangerous for supply, after an investigation to become aware of relevant and accessible data which may exist, the substance shall be classified by placing it into one or more of the categories of danger specified in column 1 of Part I of Schedule 1 corresponding to the properties of the substance specified in the entry opposite it in column 2 and by assigning appropriate risk phrases by the use of the criteria set out in the approved classification and labelling guide.