This standard specifies the sampling method for directly collecting samples of ship's engine room bilge water, as well as the sampling method for the discharge water after treatment by the ship's bilge oil sewage separation device, and is applicable to all types of ships. This standard specifies the sampling method for water discharged from marine sewage treatment equipment and the method for collecting domestic sewage samples from domestic sewage storage tanks. It is applicable to all types of ships equipped with marine sewage treatment equipment and domestic sewage storage tanks.
JT/T 409-1999 history
1999JT/T 409-1999 Sampling methods of bilge in machinery space and sewage from ships