Regulation 9 Method of testing of capacity measuresI1
Northern Ireland
Subject to regulation 12, the inspector shall test every capacity measure—
by trial for use in the manner in which it is to be used as a measure, either for holding or for delivering its contents;
by using—
where practicable, water or an intended liquid of use; or
in the case of a dry capacity measure where the use of a liquid is impracticable, seeds, glass beads or polystyrene beads of an appropriate and regular size, proper precautions being taken to achieve reliable and consistent results; and
subject in the case of dispensing measures for pharmaceutical purposes to regulation 11, either—
volumetrically, by comparison with one or more Northern Ireland local standards or Northern Ireland working standards, or by means of appropriate testing equipment; or
gravimetrically, by determining the weight of water of known density using a suitable weighing machine.