(1) An analyst may certify the following about a sample taken for this part:
(a) that the analyst analysed the sample from a sealed container to which was attached a label purporting to be signed by the authorised person named in the certificate and stating particulars of when, and the place where, the sample was taken by the authorised person;
(b) the analysis to which the sample was subjected;
(c) the results of the analysis.
(2)
In a prosecution for an offence against this part, a certificate
under subsection (1) is evidence of the matters stated in it and of the facts
on which they are based.