Freeze-Drying


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Related to Freeze-Drying: lyophilizer

Freeze-Drying

 

a method of preserving food products in which the frozen products are dehydrated by sublimation.

References in periodicals archive ?
They will also gain a better understanding of the most up to date freeze-drying technology available on the market, as well as what the future of this field looks like.
Members of LyoHUB include suppliers of freeze-drying components, manufacturers of freeze-drying systems and measurement technology, as well as software companies and pharmaceutical companies.
The main objectives of the current study are to evaluate the effect of HWB on the drying characteristics and product qualities of apple slices dried with the NIFD process, including mass loss and frozen temperature of apple samples at the end of freezing treatment, freezing time, freeze-drying time, rehydration ratio (RR), shrinkage ratio (SR), Vitamin C ([V.sub.C]) content, color, texture, and microstructure of FD apple slice.
Finally, the flask was connected to the freeze-drying which consisted of a vacuum pump (Liotop, IP21) and a water trap (Liotop, L101).
salivarius after freeze-drying and storage (16), and protects the various strains of lactic acid bacteria during freeze drying (17).
Freeze-drying food requires a more complicated process, wherein a machine freezes food to minus 40 degrees Fahrenheit.
In the vacuum freeze-drying process, before all the ice is removed from the product, increasing the shelf temperature into the secondary drying would likely cause collapse or eutectic melt of the products.
Freeze-drying is most convenient, commonly and successful method of preserving bacteria (Liu et al., 2009; Walsh et al., 2001).
They cover quality changes in food materials as influenced by drying processes, the impact of drying on the chemical properties and crack formation in rice, characterizing and controlling physical quality factors during freeze-drying of pharmaceuticals in vials, the in-line product quality control of pharmaceuticals in freeze-drying processes, understanding and preventing structural changes during the drying of gels, the morphology and properties of spray-dried particles, and particle formation in spray fluidized beds.
Sacha, "Rapid Determination of Vial Heat Transfer Parameters Using Tunable Diode Laser Absorption Spectroscopy (TDLAS) in Response to Step Changes in Pressure Set-Point During Freeze-Drying," J.
But freeze-drying it would be a way to use edible portions of it.
To reduce the time and remove moisture from the salmon cubes at a faster rate, the temperature during the freeze-drying process was raised from -40[degrees]C to 0[degrees]C.