Paragraph 23 Multi-chamber type stick sampler
In the case of a multi-chamber type stick sampler—
(a)
the apertures shall be closed before insertion;
(b)
the instrument shall be inserted diagonally into sacks or vertically into large containers so that all apertures are fully covered;
(c)
the apertures shall be opened;
(d)
the instrument shall be agitated so that seed enters;
(e)
the apertures shall be closed gently to ensure that trapped seed is not broken or damaged;
(f)
the instrument shall be withdrawn and if the chambers are full the contents shall be emptied onto a clean surface or into a clean container; and
(g)
if all the chambers are not full, the contents shall be discarded and procedures specified in sub-paragraphs (a) to (f) shall be repeated.