CV21

The transport unit shall be thoroughly inspected prior to loading.

Before carriage, the carrier shall be informed:

- about the operation of the refrigeration system, including a list of the suppliers of

coolant available en route;

- procedures to be followed in the event of loss of temperature control.

In the case of temperature control in accordance with methods R2 or R4 of special

provision V8(3) of Chapter 7.2, a sufficient quantity of non-flammable refrigerant (e.g.

liquid nitrogen or dry ice), including a reasonable margin for possible delays, shall be

carried unless a means of replenishment is assured.

Packages shall be so stowed as to be readily accessible.

The specified control temperature shall be maintained during the whole transport operation,

including loading and unloading, as well as any intermediate stops.