The Server Eutectic ice pack is a great item to keep your condiments cold. The Eutectic chemical construction is designed to semi-solidify at cooler temperatures and temporarily hold those temperatures for certain amount of time. The Eutectic ice pack is designed to do exactly that, at 4 hour increments. Used with insulated serving bars.
Eutectic Ice Pack, for use in Server insulated serving bars, NSF.
Server Products 94141 Specifications