Hong Kong Regulations

AIR POLLUTION CONTROL (DUST AND GRIT EMISSION) REGULATIONS - SCHEDULE 1

TEST PROCEDURES FOR THE DETERMINATION OF VISCOSITY

[regulations 2 & 9(b)]

The viscosity of any liquid fuel shall be determined in accordance with-

   (a)  in the case where it is to be expressed in centistokes, the test
        procedure laid down under IP 71/84 of the Institute of Petroleum; or

   (b)  in the case where it is to be expressed in Saybolt Universal seconds,
        the test procedure laid down under ASTM D88-81 of the American Society
        for Testing and Materials; or (80 of 1997 s. 102)

   (c)  in the case where it is to be expressed in Degrees Engler, the test
        procedure laid down under BS 434: 1984 of the British Standards
        Institution. (L.N. 262 of 1987)