producing, and formulating plant health products and biocides.

Formulating such products if doing so may result in the release into water of any substance listed in the Table in paragraph 13 of Part 2 to this Schedule in a quantity which, in any 12 month period, exceeds the background quantity by more than the amount specified in relation to the description of the substance set out in column 1 of that Table in the corresponding entry in column 2 of that Table.