PART 4 - PROHIBITED SUBSTANCES - (C)50 to (C)63

51. Interpretation of Part 4

51. In this Part
Analysis, in relation to a sample from a horse, means any analysis carried out on the Sample, including an analysis undertaken on a stored sample and a counter analysis carried out under this Part;
Certificate of Analysis, in relation to a Sample from a horse, means a written statement of the result of an Analysis of the Sample which is issued by HFL or by any laboratory which is for the time being approved by the Authority for the testing of Samples;
HFL means the horserace forensic laboratory known as HFL Sport Science (the present address is Newmarket Road, Fordham, Cambridgeshire, CB7 5WW);
Prohibited Substance
51.1 means a substance which

51.1.1 originates externally to a horse, whether or not it is endogenous to it, and
51.1.2 is listed in any of the categories specified in Paragraph 1, 2, 3 or 4 of Schedule 6, and

51.2 includes the metabolites of the substance and the isomers of the substance and the metabolites;
Sample, in relation to a horse examined under these Rules
51.3 means a quantity of any body fluid, tissue, excreta, hair or skin scrapings, or any items in contact with any part of the horse, which are taken at the discretion of the Person conducting the examination (and which may involve the removal of implants), and
51.4 includes samples which have been stored after having previously been reported as negative.