
The −20 °C Cold-Chain Standard
Cold-Chain Research Compounds
Stored at −20 °C under NIST-monitored conditions, verified for purity, weight and sterility, and dispatched in insulated phase-change packaging.
Stored at
−20 °CNIST-Monitored
HandlingShipped
InsulatedBatch COAs
AvailableEndotoxins · Metals
Sterility Tested
15 results















All compounds are supplied for research use only. Not for human or veterinary use. Before shipping: −20 °C · Recommended storage after receipt: 2–8 °C.