ISO tank
Container types & equipmentISO tank container
A stainless steel tank inside a standard container frame, used to ship liquids and gases in bulk.
In practice
Usually 20' with 21,000 to 26,000 litre capacity. Owned by tank operators and leased to shippers. Needs cleaning certificates between cargoes and specific DG approvals for hazardous liquids.
Seen in the wild
ISO tank of food-grade glycerine, last cargo certificate required.