Hong Kong Regulations

AIR POLLUTION CONTROL (DUST AND GRIT EMISSION) REGULATIONS - REGULATION 8

Division of sample

(1) The Authority or an authorized officer who takes a sample under regulation
6(1)(a)(ii) or (b) shall divide the sample into three equal parts, each part
to be marked and sealed or fastened up in such manner as its nature will
permit and if the sample taken is dust or grit or both, it shall not be
divided until it has been weighed in accordance with regulation 7. (17 of 1983
s. 50; L.N. 262 of 1987)

(2) When a sample is being divided under paragraph (1)-

   (a)  the occupier of the premises upon which the sample is taken, if it is
        dust or grit or both; or

   (b)  the person using the liquid fuel, if the sample is liquid fuel, shall
        be entitled to witness the division and thereafter, shall be permitted
        to select and retain one of the three parts of the sample.

(3) Of the remaining two parts of the sample, the Authority or officer shall
submit one to the Government Chemist for- (17 of 1983 s. 50)

   (a)  size analysis, if it is a sample of dust or grit or both; or

   (b)  determination of viscosity, if it is a sample of liquid fuel, and
        shall retain the other.