Q13- Difference in IMO and USCG shore and land based testing.

IMO

USCG

1.Aims at making micro organisms non viable 2.Less than 10 viable organisms
3.TRO- 0.2ppm
4.Shipboard testing- 3 test cycles
5.Hold time >5 days
6.Endurance test – 2 hours

1.Does not approve non viable organisms and aims at killing organisms.

2.Less than 10 living organism 3.TRO – 0.1ppm
4.Shipboard testing- 5 test cycles 5.Hold time >24 hours
6.Endurance test – 4 hours