ProFreeze™-CDM, NAO, Chemically Defined Freeze Medium (2X) is universally suitable f
or cryopreserving many cell types in the absence of fetal bovine serum (FBS).
However, it is used to greatest advantage with cells cultured in a serum-free and animal component-free environment.
This protein-free freezing medium contains no animal derived components, insulin, or hydrolysate,
and maintains high cell viability upon recovery from frozen storage.
Read more: http://www.sartorius.com/en/products/bioprocess/media-usp/serum-free-and-feeds/nao-freezing-media/#ixzz3Wo2yAbfK