Classification for health effects by the conventional method
5.—(1) In accordance with paragraph 4(1)(a), the health effects shall be assessed by the conventional method described below using concentration limits.
(2) Where the substances concerned are dangerous substances and are listed as dangerous substances in the approved supply list and are assigned concentration limits necessary for the application of the method of assessment described below, these concentration limits shall be used.
(3) Where the substances concerned are dangerous substances and do not appear in the approved supply list as dangerous substances or appear there without the concentration limits necessary for the application of the method of evaluation described below, the concentration limits shall be assigned in accordance with Part II of this Schedule.
(4) Where a preparation contains at least one substance which, in accordance with regulation 6(7) of the NONS Regulations bears the warning “Caution—Substance not yet fully tested”, the label of the preparation must bear the words “Warning—This preparation contains a substance not yet tested completely” if the substance is present in a concentration equal to or in excess of 1% by weight.
(5) A substance referred to in sub-paragraph (4) must, whatever its concentration level, be treated on the same basis as the other substances present in the preparation when applying the method of evaluation by calculation, if its labelling gives at least an indication of the health effect.