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Genetically Modified Organisms and Micro-organisms (GMO, GMMO)

UN3245 (Proper mark for shipping of Genetically Modified Organisms and Micro-organisms)


Organisms in which genetic material has been purposely altered through genetic engineering in a way that does not occur naturally.


All shipments of GMO and GMMO are regulated and require the shipper to be DOT trained.

Shipping Options

  • Become Trained – All shipments of GMO and GMMO require the shipper to be trained and certified, EHS certifies all shippers at Cornell. All training whether on site or by an outside vendor must have a certificate of training by EHS.

  • Contact EHS - EHS has employee’s trained in the shipping of hazardous material and can ship your material for you. (Bill Leonard or EHS 607-255-8200).


The requirements for packaging GMO and GMMO are very specific.

  1. An inner packaging comprised of a primary receptacle(s) and a secondary packaging.

    • Primary receptacle(s) must be leak proof for liquids and sift proof for solids

    • For liquids, absorbent material placed between the primary receptacle(s) and the secondary packaging. The absorbent material must be sufficient to absorb the entire contents of the primary receptacle(s)

    • If multiple fragile primary receptacles are placed in single secondary packaging, they must be individually wrapped or separated to prevent contact

  2. A rigid outer packaging which must be strong enough for its capacity, weight and intended use with a smallest external dimension of at least 100mm. The package must be of good quality, strong enough to withstand the shocks and loadings normally encountered during transport.

  3. The package must bear the UN 3245 mark

  4. The name and address of the shipper and of the consignee must be on the package

  5. If an air waybill is used, it must show “UN 3245” and “GMO” or “GMMO”