High vaccum cryogenic containers - Classification of

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.... sub heading 96.17 as vaccum flasks and other vaccum vessels or under heading 76.12 as aluminium containers or containers for compressed for liquified gases 7613. 2. These containers are reportedly used for preservation of biological materials like semen, blood plasma, bone marrow, vaccine etc, which are suspended in the inner vessel which contains liquid nitrogen. The space between inner vessel ....