What is triple packaging?
Triple packaging provides three layers of containment to protect the substances being shipped. These layers are primary, secondary, and outer containers.
Do Category A & B infectious substances require triple packaging?
Category A infectious substances must be tripled packaged and compliant with IATA Packing Instruction 602 diagrammed below. The maximum quantity of Category A infectious substance that can be shipped by air in one package is 4 L or 4 kg. The maximum allowable quantity on passenger aircraft is 50 ml or 50 g.
What are the three main types of dangerous goods packaging permitted for air transport?
3.1 Packaging For transport of all pathology Specimens and associated materials by air or surface transport methods, the packaging must consist of three components: (a) primary receptacle (b) secondary packaging (c) outer packaging. This is also known as triple packaging.
What is a Category B substance?
A Category B substance is an infectious substance that does not meet the criteria for inclusion in Category A. Infectious substances in Category B must be assigned to UN 3373, and their proper shipping name is ‘Biological Substances, Category B’.
What does 3373 mean?
Dangerous Goods assigned to Biological Substances, Category B (UN3373) are pathogens that present a relatively low risk in the event of a release. It is the responsibility of the shipper to determine the classification of any infectious substance.
What label is required on a category A package?
infectious substance label
If you are shipping a Category A, you must label the package with an infectious substance label. This label is illustrated in the Appendix to Part 4 of the TDG Regulations.
Which packing group has highest danger level?
Packing group I
Packing group I: substances presenting high danger; Packing group II: substances presenting medium danger; and. Packing group III: substances presenting low danger.