freeze drying

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freeze drying

[′frēz ‚drī·iŋ]
(engineering)
A method of drying materials, such as certain foods, that would be destroyed by the loss of volatile ingredients or by drying temperatures above the freezing point; the material is frozen under high vacuum so that ice or other frozen solvent will quickly sublime and a porous solid remain.
References in periodicals archive ?
Specializing in aseptic manufacturing and filling of parenterals, Recipharm in Masate, located close to Milan, offers lyophilisation capabilities in both vials and ampoules.
The centralized laboratory system is access controlled and composed of dedicated areas for biochemical and haematological analysis, bacteriology, serology, tissue culture, molecular biology, HIV, lyophilisation and strain maintenance, etc.
In some cases, filtrates were concentrated to 50X by lyophilisation followed by reconstitution and dialysis before testing.
MannKind worked with Cryogenic Equipment Services to modify the cryopelletizer to create uniform pellets from the slurry so that the water could be removed quickly and consistently during the bulk lyophilisation process.
D'un cote, un objet, l'idolo, est destine a etre abandonne dans la brousse apres usage ; cette << perte >> devant permettre, avons-nous dit, une decontamination et une regeneration de l'espace communautaire ; de l'autre, se dessine un processus de << lyophilisation >> de l'objet, non active, et donc amorphe.
Techniques include HPLC, GC, dissolution testing, UV spectrophotometry, infra-red, coulometric KF, disintegration, particle size analysis, rheology, total organic carbon, lyophilisation, tableting, parenterals, semi-solids etc.
com)-- Aiming to capture the latest developments and innovations in pharmaceutical freeze-drying, SMi Groups 4th annual Lyophilisation Europe event will return to London, UK, in just over 2 week's time.
The solvent was dried with an evaporator under vacuum conditions at 45[degrees]C and the residue was subjected to lyophilisation.
The assets under the exclusivity arrangement, including a lyophilisation plant and cytotoxic facilities, will substantially boost Hikma's global injectable production capabilities, the buyer has said.
4] addition bream) and mixing (3:1, w/w, ratio with sample) (iv) Addition of 15 g of acidified silica (44%, w/w) PBDEs (28, 47, Fish and (i) Sample 66, 85, 99, 100, shellfish lyophilisation 153,154, 183), (ii) Equilibration MeO-PBDEs overnight (iii) Addition of 25 g of activated Florisil (fat retainer) and 10 g of anhydrous [Na.
Genevac's HT Series II Evaporator using the Fast Lyophilisation, or LyoSpeed process enables pharmaceutical labs to routinely dry HPLC fraction samples to a powder form, such that the samples can then be accurately weighed, easily sub-sampled and redissolved.