Crimes Ordinance Part VIIA 7A-10 Section 58G Cap. 200 where high explosive (高性能炸藥) means a substance specified below, or any other explosive substance having similar properties, namely— Scientific name Common name cyclotetramethylenetetranitramine HMX pentaerythritrol tetranitrate PETN cyclotrimethylenetrinitramine RDX unmarked plastic explosive (無添加辨認劑的塑膠炸藥) means a plastic explosive that is not marked with a designated detection agent. (2) Subject to subsection (3), a plastic explosive shall not be regarded as marked with a designated detection agent for the purpose of this Part unless the detection agent was introduced at the time of manufacture— (a) in such a manner as to achieve a homogeneous distribution in the finished product; and (b) in such quantity that the concentration of the detection agent in the finished product at the time of manufacture was at or above the minimum concentration specified in subsection (4) for that detection agent. (3) An explosive which, as a result of its normal formulation, contains any designated detection agent at or above the minimum concentration specified in subsection (4) for that detection agent shall be deemed to be marked. (4) The substances designated for use as a detection agent, and the minimum concentration for each such detection agent, are— Verified Copy Last updated date 16.11.2017