Units of measurement used in Malaysia and neighbouring countries include the kati, a unit of mass, and the gantang, a unit of volume.
Mass For mass, the catty"Kati" entry at A Dictionary of Singlish and Singapore English. equals 0.6 kg. Another unit is picul which equals 60 kg.新华字典 (Xīnhuá Zìdiǎn), Peking, 1984.
Volume
The gantang is equivalent to an imperial gallon, or 4.54609 cubic decimetres.
+ Table of equivalences Unit Imperialgallon Millilitres kepul 284.130625 leng 568.26125 cupak 1136.5225 gantang 1 4546.09 sukat 4 18184.36 nalih 16 72737.44 kunca 160 727374.4Note: The millilitre equivalences are exact.
References
Further reading Malay Fishermen: Their Peasant Economy, by Raymond Firth. Norton (1975)