Carbon and Nitrogen in Solids

Tips for Shipping Your Carbon (13C) and Nitrogen (15N) Solid Samples

Tips for preparing your plates for shipment:

Here are examples of tray lids. We recommend using lids with evaporation rings over each well. This helps to reduce the gap between the lid and wells.

Tray lids


Fill the gap between the tray and lid, by cutting an index card(s) to cover the wells. The addition of foam sheet between the card and lid will help to compress the card over the wells and seal the wells closed.

Tray with index card and foam sheet between lid and tray


Well covers

USA Scientific Catalog Part: 1400-9605. TempPlate pressure-fit sealing mat for PCR plates, natural, 5/pack. Must be used in conjunction with a rigid tray lid to support the mat and seal the wells closed.


Not recommended well covers


Overhanging cards will cause gaps


Small cards will cause gaps